MSS SP83 3000LB Socket Vuam thiab Threaded Union
Jul 17, 2024
MSS SP-83 3000lb Union Nqe 2026|Socket Weld vs Threaded Nqi
MSS SP-83 cov koom haum yog forged yeeb nkab unions tsim los rau siab - siab piping txuas nrog lub qhov (SW) los yog threaded (NPT) xaus. MSS SP-83 Union tus nqi feem ntau yog $ 8- $ 250 ib thooj hauv xyoo 2026, nyob ntawm qhov loj, khoom, thiab ntau. Cov koom haum forged no tau siv dav hauv cov roj & roj, petrochemical, tshuaj, thiab cov kav dej siab.
MSS SP-83 3000LB Union Nqe Range 2026
| Loj | Khoom siv | Kwv yees li. Nqe (USD / pc) | Qhov hnyav |
| 1/8" | Carbon Steel A105 | $8–15 | 0.1-0.2 hli |
| 1/4" | SWB 316L | $15–30 | 0.2-0.4 kg ib |
| 1/2" | A105/SS316 | $20–45 | 0.4-0.8 kg |
| 3/4" | SWB 316L | $35–65 | 0.7-1.2 hli |
| 1" | A105 | $45–80 | 1-2 kg |
| 1-1/2" | SIB 316 | $80–150 | 2-4 kg |
| 2" | SWB 316L | $120–220 | 4-6 kg |
| 3" | Hlau alloy | $180–350 | 6-10 kg |
Lus Cim: Kev yuav khoom loj txo cov nqi tsev. Cov nqi yog kwv yees raws li 2026 kev lag luam tiam sis; thov hu rau peb rau cov nqi tshwj xeeb batch.
Cov ntsiab lus tseem ceeb:
- MSS SP83 Class 3000 unions yogforged fittings, tsis cam khwb cia Cheebtsam.
- Standard siab chav kawm:3000 LB(tseem muaj nyob rau hauv Chav Kawm 6000).
- Hom loj ntau yam:1/8 "-3" (DN6-DN80).
Muaj hom kev sib txuas:
- Qhov (socket) vuam (SW)
- Threaded (NPT)

MSS SP-83 3000LB Union Specifications
| Txuj | Qauv TSIS MUAJ: SP-83 |
| Qib Siab | 3000 LB |
| Hom | Socket Vuam / Threaded Union |
| Kev sib txuas | SW / NPE |
| Kev tsim khoom | Forged |
| Qhov Loj | 1/8"–3" |
| Khoom siv | Carbon Steel, Alloy hlau, Stainless hlau, Nickel Alloy |
| Kev sim | Kev ntsuas siab raws li tus qauv xav tau |
MSS SP-83 unions yog dab tsi?
MSS SP-83 koom haum yog forged yeeb nkab unions tsim los rau high-pressure piping txuas nrogQhov (socket) welding (SW)los yogThreaded (NPT)xaus. Tus qauv npogClass 3000 thiab Class 6000 yeeb nkab unionsyog tsim los ntawm carbon hlau, hlau alloy, stainless hlau, thiab nickel alloys.
Cov ntaub ntawv uas muaj xws li:
- ASTM A105 carbon steel → kev lag luam
- ASTM A182 F304 / F304L stainless hlau
- ASTM A182 F316 / F316L stainless hlau → corrosion resistant
- ASTM A182 F51 / F53 → chloride ib puag ncig
- ASTM A182 F11 / F22 alloy hlau
- Nickel alloys xws li Inconel 625 thiab Hastelloy C276 → aggressive chemicals
Hom kev lag luam:
- Roj & roj
- Lub tshuab hluav taws xob
- Kev ua tshuaj lom neeg
- Kev tsim hluav taws xob
- Offshore platforms
- Hydraulic systems

SIB SP833000 LBSocket Vuam thiab Threaded Union, MSS SP83 Stainless Steel Union, MSS SP83 Nickel Alloy Threaded Union, A182 F304 Socket Vuam Union, Carbon Steel A105 Union, MSS SP83 3000LB SW Union.
MSS SP83 Union yog ib hom kev siab - cov yeeb nkab haum tsim rau kev lag luam roj thiab roj. Lub koomhaum muaj ob ntu, nrog rau ib nrab feem ntau txuas rau txhua qhov kawg ntawm cov yeeb nkab. Kev tsim ntawm lub koomhaum tso cai rau kev yooj yim disassembly ntawm cov yeeb nkab system yam tsis tas yuav tsum tau kaw tag nrho.MSS SP83 3000LB Socket Vuam thiab Threaded Unionmuaj nyob rau hauv ntau yam kev sib txuas, nrog rau lub qhov (socket) welding thiab threaded unions.
Lub 3000LB Union yog ib hom nrov tshaj plaws ntawm MSS SP83 union vim nws qhov ruaj khov thiab siab - qhov ntsuas siab.MSS SP83 3000LB Stainless Hlau Uniontuaj yeem tiv taus siab txog li 3000 phaus ib square inch, ua rau nws tsim nyog rau kev siv roj, roj, thiab tshuaj lom neeg kev lag luam. Lub koom haum 3000LB muaj nyob rau hauv ntau yam ntaub ntawv, xws li stainless hlau, carbon hlau, thiab hlau alloy.

MSS SP83 3000LB Socket Welding Unionyog tsim los kom haum nrog cov yeeb nkab los ntawm nws qhov (socket) vuam txuas. Nws yog ib tug nrov tsim nyob rau hauv kev lag luam uas yuav tsum tau siab - siab pipeline systems, raws li lub qhov (socket) welded pob qij txha muaj zog tshaj threaded pob qij txha. Lub qhov (socket) vuam union yog ib qho yooj yim rau nruab thiab disassemble, raws li nws yuav tsum tau tsuas yog vuam cov cuab yeej txuas mus rau ib tug yeeb nkab.
MSS SP83 3000LB Threaded Unionyog tsim los ua kom haum nrog cov yeeb nkab los ntawm nws txoj kev sib txuas threaded. Threaded unions muaj nyob rau hauv ntau qhov ntau thiab tsawg thiab cov ntaub ntawv, ua rau lawv haum rau ntau yam kev siv. Threaded unions yog ib qho yooj yim los sib sau ua ke thiab disassemble, ua rau lawv yog ib qho kev xaiv zoo tshaj plaws rau cov kav dej uas xav tau kev saib xyuas ntau zaus lossis kho.
MSS SP83 3000LB Socket Vuam thiab Threaded Unionyog ntau yam thiab ruaj khov yeeb nkab fittings uas tau dhau los ua tus qauv kev lag luam rau siab -siab pipeline systems. Lawv muaj nyob rau hauv ntau qhov ntau thiab tsawg, cov ntaub ntawv, thiab kev sib txuas, ua rau lawv tsim nyog rau ntau yam kev siv.A182 F51 Unionyog qhov kev xaiv zoo tshaj plaws rau cov kav dej uas yuav tsum tau ua kom nquag plias. Tsis tas li ntawd, Socket Welding Union yog qhov kev xaiv zoo tshaj plaws rau cov kav xa dej nrog qhov siab -siab ntsuas, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau kev lag luam roj, roj, thiab tshuaj lom neeg.
Common MSS SP83 3000LB Union Materials
| Khoom Qib | Txuj | Qhov zoo | Tej kev siv |
| ASTM A105/A105N | Carbon Steel | Tus nqi qis, siab zog | Roj & roj siv hluav taws xob kav |
| ASTM A182 F304 / F304L Cov Lus Qhia | Stainless hlau | General corrosion kuj | Khoom noj khoom haus, tshuaj, dej systems |
| ASTM A182 F316 / F316L Cov Lus Qhia | Stainless hlau | Cov tshuaj chloride zoo dua | Marine, offshore, tshuaj |
| ASTM A182 F11 / F22 | Hlau alloy | Siab kub lub zog | Cov nroj tsuag muaj zog |
| ASTM A182 F51 / F53 | Duplex / Super Duplex | Siab zog + corrosion kuj | Offshore, dej hiav txwv |
| UNS N06625 | Ib 625 | Zoo heev corrosion kuj | Ib puag ncig tshuaj lom neeg hnyav |
| UNS N10276 | Hastelloy C276 | Heev corrosion kuj | Kev ua kua qaub |
MSS SP83 Socket Weld Union vs Threaded Union vs Butt Weld
| Feature | Qhov (socket) Weld Union | Xov Union | Butt Weld Kev Txuas |
| Kev teeb tsa | Yooj yim vuam | Fast installation | Yuav tsum tau vuam |
| Kev Txhaum Cai | Tsawg | Siab dua | qis tshaj |
| Kev tu | Zoo heev | Zoo heev | Nyuaj |
| Kev Pabcuam Siab | Siab | Nruab nrab | Siab heev |
| Nqi | Nruab nrab | Tsawg | Siab dua |
| Hom Loj | Me txoj kab uas hla | Me txoj kab uas hla | Loj txoj kab uas hla |
MSS SP83 3000LB vs ASME B16.11 Socket Weld Fittings
| Feature | MSS SP83 UAS | ASME B16.11Qhov (socket) Weld Fitting |
| Main Function | Pipe disconnect point | Cov kav dej txuas mus tas li |
| Tsim | Peb -piece | Ib -piece |
| Kev tu | Zoo heev | pluag |
| Kev Txhaum Cai | Siab tshaj welded fittings | qis |
| Kev teeb tsa | Hloov ceev dua | Kev ruaj ntseg vuam |
| Hom kev siv | Cov cuab yeej kab, cov khoom siv sib txuas | Txheej txheem kav |
Ntau tus engineers tsis meej pem MSS SP83 cov koom haum nrog ASME B16.11 socket weld fittings.
Dimensions Threaded Unions MSS SP83

| NPS | Min. | Min. | D | Min. | Min. | Min. | L | N |
| A | C | F | G | J | ||||
| 1/8 | 14.7 | 2.41 | 8.43 | 3.18 | 3.18 | 1.24 | 41.4 | 50.8 |
| 6.43 | ||||||||
| 1/4 | 19 | 3.02 | 11.13 | 3.18 | 3.18 | 1.24 | 41.4 | 50.8 |
| 9.45 | ||||||||
| 3/8 | 22.9 | 3.2 | 14.27 | 3.43 | 3.43 | 1.37 | 46 | 55.9 |
| 13.51 | ||||||||
| 1/2 | 27.7 | 3.73 | 17.86 | 3.68 | 3.68 | 1.5 | 49 | 58.4 |
| 17.07 | ||||||||
| 3/4 | 33.5 | 3.91 | 23.01 | 4.06 | 4.06 | 1.68 | 56.9 | 66 |
| 21.39 | ||||||||
| 1 | 41.4 | 4.55 | 28.98 | 4.57 | 4.45 | 1.85 | 62 | 78.7 |
| 27.74 | ||||||||
| 1.1/4 | 50.5 | 4.85 | 37.69 | 5.33 | 5.21 | 2.13 | 71.1 | 94 |
| 35.36 | ||||||||
| 1.1/2 | 57.2 | 5.08 | 43.54 | 5.84 | 5.59 | 2.31 | 76.5 | 111.8 |
| 41.2 | ||||||||
| 2 | 70.1 | 5.54 | 55.58 | 6.6 | 6.35 | 2.69 | 86.1 | 132.1 |
| 52.12 | ||||||||
| 2.1/2 | 85.3 | 7.01 | 66.27 | 7.49 | 7.11 | 3.07 | 102.4 | 149.9 |
| 64.31 | ||||||||
| 3 | 102.4 | 7.62 | 88.25 | 8.26 | 8 | 3.53 | 109 | 175.3 |
| 77.27 |
Cov ntawv sau dav dav: Qhov ntev yog nyob rau hauv millimeters tshwj tsis yog qhia lwm yam.
(D): Sab saum toj thiab qis qhov tseem ceeb rau txhua qhov loj yog qhov siab tshaj plaws thiab qhov tsawg kawg nkaus.
Chav Kawm 3000 Carbon thiab Stainless Steel Unions Siab thiab Kub
| TEMP | Tsis yog -Kev ua haujlwm siab siab (PSI) | |||
| degree F | ASTM A105 | F304 | ASTM A182 F 316 | F304L, F316L |
| 100 | 3000 | 2915 | 2915 | 2430 |
| 200 | 2735 | 2430 | 2510 | 2050 |
| 300 | 2655 | 2140 | 2265 | 1835 |
| 400 | 2565 | 1905 | 2080 | 1670 |
| 500 | 2425 | 1770 | 1935 | 1545 |
| 600 | 2220 | 1680 | 1830 | 1460 |
| 650 | 2180 | 1650 | 1800 | 1420 |
| 700 | 2155 | 1630 | 1750 | 1390 |
| 750 | 1610 | 1710 | 1360 | |
| 800 | 1595 | 1680 | 1330 | |
| 850 | 1575 | 1645 | 1300 | |
| 900 | 1555 | 1595 | ||
| 950 | 1515 | 1565 | ||
| 1000 | 1300 | 1470 | ||
Dimension ntawm Stainless Hlau Socket Weld Union

| DN | NPS | A | B | C | D | E | F | G | H | J | K | L | N |
| 6 | 1/8 | 21.8 | 10.9 | 3.2 | 6.1 | 20.7 | 3.2 | 3.2 | 16 | 1.2 | 9.7 | 41.4 | 51 |
| 8 | 1/4 | 21.8 | 14.3 | 3.3 | 8.5 | 20.7 | 3.2 | 3.2 | 16 | 1.2 | 9.7 | 41.4 | 51 |
| 10 | 3/8 | 25.9 | 17.7 | 3.5 | 11.8 | 23.8 | 3.4 | 3.4 | 14 | 1.4 | 9.7 | 46 | 56 |
| 15 | 3/4 | 31.2 | 21.9 | 4.1 | 15 | 23.8 | 3.7 | 3.7 | 14 | 1.5 | 9.7 | 49 | 59 |
| 20 | 1/2 | 37.1 | 27.3 | 4.3 | 20.2 | 28.6 | 4.1 | 4.1 | 11 | 1.7 | 12.7 | 56.9 | 66 |
| 25 | 1 | 45.5 | 34 | 5 | 25.9 | 30.2 | 4.6 | 4.4 | 11 | 1.9 | 12.7 | 62 | 79 |
| 32 | 1 1/4 | 54.9 | 42.8 | 5.3 | 34.3 | 36.6 | 5.3 | 5.2 | 10 | 2.1 | 12.7 | 71.1 | 94 |
| 40 | 1 1/2 | 61.5 | 48.9 | 5.5 | 40.1 | 38.1 | 5.8 | 5.6 | 10 | 2.3 | 12.7 | 76.5 | 112 |
| 50 | 2 | 75.2 | 61.2 | 6 | 51.7 | 41.4 | 6.6 | 6.4 | 10 | 2.7 | 15.7 | 86.1 | 132 |
| 65 | 2 1/2 | 91.7 | 73.9 | 7.7 | 61.2 | 56.9 | 7.5 | 7.1 | 8 | 3.1 | 15.7 | 102.4 | 150 |
| 80 | 3 | 109.2 | 89.9 | 8.3 | 76.4 | 58.7 | 8.3 | 8 | 8 | 3.5 | 15.7 | 109 | 176 |
Lub qhov (socket Weld Union Weight List) (KG)
| NOMINAL SZIE | LUB SIJ HAWM | |
| DN | NPS | 3000 |
| 6 | 1/8 | 0.25 |
| 8 | 1/4 | 0.3 |
| 10 | 3/8 | 0.35 |
| 15 | 3/4 | 0.46 |
| 20 | 1/2 | 0.61 |
| 25 | 1 | 0.85 |
| 32 | 1 1/4 | 1.35 |
| 40 | 1 1/2 | 2.85 |
| 50 | 2 | 4 |
| 65 | 2 1/2 | 4.9 |
| 80 | 3 | 7.1 |
Qhov (socket Weld Unions) Txhim kho qhov teeb meem
- Ntxig yeeb nkab tag nrho rau hauv lub qhov (socket).
- Rov qab tawm li ntawm 1/16 nti ua ntej vuam
- Tsis txhob tso cua sov ntau dhau
- Qhov no tiv thaiv kev tawg los ntawm thermal expansion stress.
Rau lub qhov (socket Welded unions), xyuas kom muaj qhov sib txawv ntawm 1.5mm-3mm ntawm cov yeeb nkab kawg thiab lub qhov (socket) hauv qab kom tsis txhob muaj kev ntxhov siab thermal tawg thaum ua haujlwm.
Threaded Union Txhim kho cov teeb meem tshwm sim
- Hom xov tsis yog siv
- PTFE daim kab xev yog siv tsis raug
- Cov yeeb nkab sib dhos tsis zoo
- Rau kev vibration kev pab cuam, socket weld unions feem ntau nyiam.
Hauv cov ntawv thov threaded, siv siab - zoo PTFE daim kab xev los yog cov yeeb nkab dope ntsuas rau cov kua dej tshwj xeeb thiab siab los tiv thaiv xov galling.
Cov qauv tsim nyog:
MSS SP-83: qhia qhov ntev, kam rau ua, kos npe, cov khoom yuav tsum tau, kev xeem, thiab yam tsawg kawg nkaus yuav tsum tau ua rau forged yeeb nkab unions.
FAQ:
Q1: Tus nqi ntawm MSS SP -83 3000LB qhov txuas txuas yog dab tsi?
A: Tus nqi yog feem ntau$8 - $250 ib thoojnyob ntawm qhov loj, khoom, ntawv pov thawj, thiab kev txiav txim kom muaj nuj nqis.
Q2: MSS SP-83 union vs ASME B16.11 socket weld coupling, dab tsi yog qhov txawv?
A: MSS SP-83 union muab kev sib txuas tshem tau siv peb qhov forged, thaum ASME B16.11 couplings yog cov yeeb nkab txuas mus tas li.
Q3: Yam khoom twg yog qhov zoo tshaj plaws rau MSS SP-83 union hauv seawater service?
A: Duplex 2205 lossis Super Duplex 2507 yog qhov zoo dua vim tias muaj cov tshuaj chloride corrosion ntau dua piv nrog 304 lossis 316 stainless hlau.
Q: Vim li cas thiaj xaiv 3000lb es tsis yog 6000lb unions?
A: Xaiv 3000lb rau qhov dav dav dav - cov ntawv thov siab uas tus nqi ua haujlwm yog qhov tseem ceeb. Siv 6000lb tsuas yog thaum lub zog ua haujlwm nruj tshaj qhov kev nyab xeeb ntawm 3000lb fittings.
Q: Puas yog MSS SP83 zoo ib yam li ASME B16.11?
Tsis yog MSS SP83 tshwj xeeb npog cov koom haum yeeb nkab, thaum ASME B16.11 npog forged socket welding thiab threaded fittings.
Q: MSS SP83 tuaj yeem siv rau chav ua haujlwm?
Yog lawm, muab cov khoom siv qib, ntsuas kub, thiab cov qauv tsim tsim nyog.
Q: Qhov twg yog qhov zoo dua: qhov (socket) weld lossis threaded union?
Qhov (socket) weld yog nyiam rau kev ntseeg siab dua; threaded unions yog yooj yim qhov twg vuam yog tsis yooj yim sua.
Hais txog Zhengzhou Huitong Pipeline Equipment Co., LTD.
HT PIPE yog ib tug zoo-paub stockist thiab exporter. Peb yog cov khoom siv stainless / carbon / npib tsib xee alloy khoom xa khoom nrog 15+ kev xa tawm. Peb tsis tsuas yog muab cov kav dej, phaj, puag ncig, tab sis kuj yog cov yeeb nkab fittings, flanges, thiab lwm yam. Tiv tauj peb kom paub ntau ntxiv thiab cov nqi dawb.
✅ ISO 9001: 2015
✅ MTC 10204 3.1 3.2
✅ 100% PMI (Positive Material Identification)
✅ Ultrasonic Testing (Rau ASME VIII)
✅ Third-Kev Tshawb Fawb Kev Tshawb Fawb (SGS/BV/DNV/LR)
✅ NACE MR0175 / ISO 15156
Author: Chloe Pu
5+ Xyoo ntawm Kev Tshaj Lij Tshaj Plaws hauv Stainless Hlau, Nickel Alloy & Carbon Steel Hlau Kev Lag Luam
Hloov tshiab kawg: Lub Xya hli ntuj 13, 2026 (Beijing Sijhawm)







