Yog tias koj xav paub ntau ntxiv, xws li kev hais nqe, cov khoom lag luam, cov kev daws teeb meem, thiab lwm yam, pdaim ntawv xauj tsevtiv tauj peb hauv online.
Tianjin Sanon Steel Pipe Co., Ltd. yog tus muag khoom. Peb lub Hoobkas Tshuag nyob hauv Cangzhou City, Hebei Xeev. Peb cov khoom tseem ceeb yogcov kav dej boiler, thiab cov ntaub ntawv sawv cev yogASTM A335 P5/P11/P91/P92,ASME SA-106/SA-106MGR.B,GB/T 3087-200810 # / 20 #. Cov ntaub ntawv sawv cev ntawm cov kav dej yogAPI 5L,API 5CT, cov ntaub ntawv sawv cev ntawm cov kav dej tawg roj avGB/T 9948yog 15MoG/12CrMoVGGB/T 6479-2013 sawv cev rau cov khoom siv 10#/20#, cov raj xa cua sov SA179/SA210/SA192, thiab lwm yam., cov raj xa khoom siv kho tshuab GB/T 8162 sawv cev rau cov khoom siv 10#/20#/Q345/42CrMo, EN10210 sawv cev rau cov khoom siv S355JOH/S355J2H, cov raj xa roj GB1 8248, sawv cev rau cov khoom siv 34CrMo4/30CrMo.
Sanonpipe - Koj Tus Neeg Muab Khoom Siv Hlau GOST Txheem Ntseeg Siab rau Kev Lag Luam Lavxias
1. Txheej txheem cej luam ntawm Lavxias teb sab GOST Seamless Steel Pipe Standard System
Lub kaw lus txheem GOST Lavxias yog ib qho ntawm cov qauv kev lag luam nruj tshaj plaws hauv ntiaj teb, siv dav hauv roj, roj av, tshuaj lom neeg, fais fab, kev tsim kho, thiab kev tsim khoom siv tshuab. Rau cov kav hlau kub-kuav seamless, cov qauv tseem ceeb muaj cov lus qhia txog qhov ntev thiab cov xwm txheej kev siv tshuab - ob qho tib si yuav tsum siv ua ke thiab tsis sib cais.
| Tus Qauv | Lub Npe Tag Nrho | Lub Hom Phiaj |
|---|---|---|
| GOST 8732-78 | Cov kav hlau tsis muaj qhov kub thiab txias - Qhov ntau thiab tsawg | Qhia txog sab nraud txoj kab uas hla, phab ntsa tuab, ntev thiab lwm yam kev ntsuas qhov ntev |
| GOST 8731-74 | Cov kav hlau tsis muaj qhov kub thiab txias - Cov xwm txheej kev siv tshuab | Qhia txog cov tshuaj lom neeg sib xyaw, cov khoom siv kho tshuab, cov cai tshuaj xyuas, thiab lwm yam. |
Lus Cim Tseem Ceeb: GOST 8732-78 yuav raug hloov los ntawm GOST 8732-2025 rau lub Peb Hlis 1, 2026. sanonpipe tuaj yeem muab cov khoom lag luam raws li cov qauv qub thiab tshiab, kom ntseeg tau tias ua raws li koj cov haujlwm.
2. GOST 8732-78: Cov Qauv Ntsuas Kom Paub Ntxiv
GOST 8732-78 siv rau cov kav hlau kub-deformed (kub-dov) seamless, tsim raws li sab nraud txoj kab uas hla, phab ntsa tuab thiab ntev.
Qhov ntau thiab tsawg ntawm qhov ntev:
Cov kab uas hla sab nraud ib txwm muaj: 32 – 426 hli
Phab ntsa tuab: kho raws li daim ntawv thov
Ntev: muaj nyob rau hauv random lossis ruaj khov ntev, txog li 30 meters
Sab nraud txoj kab uas hla kam rau siab:
| OD ntau yam | Kev hloov pauv uas tso cai |
|---|---|
| 32 – 50 hli | ± 0.5 hli |
| 51 – 219 hli | ± 1% |
Kev kam rau siab ntawm phab ntsa:
| Phab ntsa tuab ntau yam | Kev hloov pauv uas tso cai |
|---|---|
| 3 – 15 hli | +12.5% / –15% |
| 16 – 30 hli | ± 12.5% |
| 32 – 45 hli | +10% / –12.5% |
3. Cov Khoom Siv Hlau 20 (Ст20) Piav Qhia
Hlau 20 (Lavxias lub npe Ст20) yog cov hlau carbon zoo tshaj plaws uas siv ntau tshaj plaws hauv cov qauv Lavxias, siv dav hauv cov kav dej siab thiab cov khoom siv.
Cov tshuaj lom neeg muaj pes tsawg leeg (%)
| Khoom | Cov ntsiab lus ntau yam |
|---|---|
| C (Cov pa roj carbon) | 0.17 – 0.24 |
| Si (Silicon) | 0.17 – 0.37 |
| Mn (Manganese) | 0.35 – 0.65 |
| S (Xim av) | ≤ 0.040 |
| P (Phosphorus) | ≤ 0.035 |
| Cr (Chromium) | ≤ 0.15 |
| Ni (Nickel) | ≤ 0.30 |
| Cu (Tooj liab) | ≤ 0.30 |
Cov khoom siv kho tshuab
| Vaj tse | Tus nqi |
|---|---|
| Lub zog tensile (σb) | ≥ 410 MPa |
| Lub zog tawm los (σs) | ≥ 245 MPa |
| Kev ncab tom qab tawg (δ5) | ≥ 21% - 24% |
| Kev cuam tshuam tawv | ≥ 35 J/cm² |
| Qhov nyuaj (HB) | ≤ 207 HB |
Cov qib sib npaug thoob ntiaj teb
| Lub kaw lus txheem | Qib sib npaug |
|---|---|
| Tuam Tshoj (GB) | 20 # / 20G |
| Tebchaws Meskas (ASTM) | A106 Qib B |
| Tebchaws Europe (EN) | P235GH |
| Lub teb chaws Yelemees (DIN) | St45.8 |
Cov cheeb tsam thov ib txwm muaj
Ua tsaug rau nws qhov kev ua tau zoo heev, Cov kav hlau tsis muaj hlau 20 tau siv dav hauv cov teb hauv qab no:
Roj thiab roj av: cov kav dej xa roj thiab roj av, kev khawb av siab
Kev lag luam fais fab: boiler raj, superheaters, economisers
Kev lag luam tshuaj lom neeg: cov hlab ntsha siab, cov kav dej tshuaj lom neeg
Kev Tsim Kho & tshuab: cov qauv tsev, cov khoom siv kho tshuab, cov thooj voos kheej kheej hydraulic
4. Txhawb Nqa Tus Txheej Txheem
sanonpipe muab cov khoom lag luam raws li GOST tus qauv tiav, xyuas kom meej tias ua raws li cov cai nkag mus rau kev lag luam hauv Lavxias:
| Tus Qauv | Lub luag haujlwm |
|---|---|
| GOST 8732-78 | Cov lus qhia txog qhov ntev (OD, phab ntsa tuab, ntev) |
| GOST 8731-74 | Cov xwm txheej kev siv tshuab (cov tshuaj lom neeg sib xyaw, cov khoom siv kho tshuab, cov cai tshuaj xyuas) |
| GOST 9567-75 | Cov lus qhia txog qhov ntev rau cov kav hlau uas muaj qhov tseeb siab (thaum xav tau kev kam rau siab dua) |
Kev ruaj ntseg zoo:
Txhua pawg khoom muaj daim ntawv pov thawj MTC (Daim Ntawv Pov Thawj Xeem Khoom Siv) tiav.
Daim ntawv pov thawj EN 10204 3.1/3.2 muaj thaum thov
Kev tshuaj xyuas los ntawm SGS, BV, TÜV thiab lwm tus neeg sab nraud tau txais kev txhawb nqa
5. Vim li cas ho xaiv sanonpipe?
| Peb Qhov Zoo | Cov ntsiab lus |
|---|---|
| Kev txawj ntse txheem | Kev nkag siab tob txog GOST system - kev txhais lus tseeb ntawm cov kev cai lij choj Lavxias |
| Kev lav khoom siv | Hlau 20 ua raws li GOST 8731‑74, sib npaug rau ASTM A106 Gr.B |
| Kev xa khoom sai | Siv 20,000 tonnes ntawm cov khoom tsis tu ncua, cov lus txib ceev ceev xa tuaj rau hauv 7-15 hnub |
| Pob khoom pabcuam puv ntoob | Txij li kev nug, kev kuaj xyuas keeb kwm yav dhau los thiab kev hais nqe mus rau cov ntaub ntawv thiab kev xa khoom - kev xa khoom ib zaug xwb |
| Kev cog lus tsis muaj kev pheej hmoo | 240+ qhov chaw kuaj xyuas kev tswj xyuas zoo sab hauv, tsis muaj qhov sib txawv ntawm cov ntaub ntawv |
| Ntsuab thiab qis carbon | Cov ntawv qhia txog cov pa roj carbon ntawm cov khoom muaj los txhawb kev ua raws li ESG |
Piv txwv ntawm cov lus piav qhia txog tus qauv:
* Труба стальная бесшовная горячедеформированная 114 × 6 ГОСТ 8732-78 / В 20 ГОСТ 8731-74*
(Cov yeeb nkab hlau tsis muaj qhov kub dov 114 × 6, ua raws li GOST 8732‑78 tus qauv qhov ntev, cov khoom siv Hlau 20, ua raws li GOST 8731‑74 cov xwm txheej kev siv tshuab)
6. Tiv Tauj Peb
sanonpipe cog lus tias yuav muab cov khoom siv yeeb nkab hlau zoo GOST-standard rau cov neeg siv khoom hauv tebchaws Russia thiab CIS. Txawm hais tias koj xav tau cov lus qhia tshwj xeeb lossis cov qhov loj me, peb muab kev txhawb nqa kev tshaj lij thiab kev daws teeb meem yooj ywm.
Lub sijhawm tshaj tawm: Lub Rau Hli-18-2026
