Billettes rondes en acier allié
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Spécification, Chemical & Performance mécanique
Our round tube billets are mainly used for the manufacture of high, medium and low-pressure boiler tubes, pressure vessel tubes and drill collars and casing couplings for oilfields. Our round tube billet products for high, medium and low-pressure boiler tubes, pressurized vessel tubes are compliant with YB/T5137, the U.S. ASME SA-213, SA-210 and other related standards, with relevant production licenses granted by a Chinese government agency. Our T23, T91, T92 round tube billets produced with continuous casting and rolling process have received quality verifications by three leading boiler manufacturers in China. Round tube billets for the petroleum industry are mainly used for the manufacture of drill collars and casing couplings. The U.S. API standard and customer technical requirements are applied in our production, the processes of which have been certified by API.
Our main end users include Jiangsu Chengde Steel Tube Share Co., the Tube, Pipe and Bar Business Unit of Baoshan Iron & Steel Co., Jiangsu Changbao Steel Tube Co., Ltd., Jiangxi Hongdu Steel, Hengyang Valin Steel Tube Co., Shanghai Boiler Co., etc.
Aciers typiques / Normes de performance
|
GB （standard） |
DIN （standard） |
JIS （standard） |
ASME/ASTM （standard） |
EN （standard） |
User standards and mutual agreement |
|---|---|---|---|---|---|
|
15MoG 20MoG 12CrMoG 15CrMoG 12Cr1MoVG 16Mo3 12Cr2MoG |
St35.8 15Mo3 13CrMo44 10CrMo910 14MoV63 34CrMo4 |
STBA 410 STBA 12 STBA 13 STBA 20 STBA 22 STBA 24 STBA 26 |
SA-210A1 SA-210C SA-192 SA-213 T91 SA-213 T92 |
P235GH 16Mo3 13CrMo4-5 10CrMo9-10 X10CrMoVNb9-1 |
T2 T12 T11 T22 T23 T91 T92 |
Spécifications du produit
|
Tour roulé: |
Fang Forging ： |
Forge ronde: |
Coulée ronde billette: |
|---|---|---|---|
|
Φ10 ~ 320 |
□ 120 ~ 800 |
Φ100 ~ 950 |
Φ180 ~ 1000 |
La description:
（1） État de livraison: barres laminées à chaud, recuites et brillantes.
（2） Les spécifications listées ne sont que des qualités typiques; les produits répondant aux spécifications requises peuvent être développés / produits selon les normes internationales, chinoises ou industrielles, ou sur la base d'accords avec les clients.
