After-sales Service: | Yes |
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Warranty: | 12 Months |
Type: | Alloy Steel Bar |
Standard: | AISI, ASTM, JIS, DIN |
Technique: | Hot Rolled |
Application: | Structural Steel Bar |
Customization: |
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1. Description: Hollow bar is a kind of thick wall seamless tube or pipe. In Chengxin, we can supply cold drawn hollor bars, hot rolled+deep hole bored hollow bars, and hot rolled or forged+deep hole drilled hollow bars for our customers, and machining&turning service as per drawing is available.
2. Commodity: EN 10294-1 hot rolled or cold drawn carbon steel hollow bar for machiningASTM A519: | SAE1020,SAE1026,SAE1045,SAE1518,SAE1524,SAE1541, SAE4130,SAE4140,SAE4145,SAE4340,SAE8620 |
DIN 2391-2: | ST45,ST52 |
EN 10305-1/EN 10294-1 | E235,E355,E470,C35E,C45E,25CrMo4,34CrMo4,42CrMo4,E355J2,E470J2,E590K2 |
OD: | 80mm- 325mm |
W.T: | not limited |
Length: | 2200mm max |
BKW | BKS | GBK | NBK | Q+T |
+LC | +SR | +A | +N | |
Cold drawn | Stress relieved | Annealed | Normalized | Quenched+tempered |
1. MOQ: 5 tons/size depending on the size.
2. Delivery Time: 30-45 days average.We are a manufacturer of cold drawn, cold rolled, and hydraulic cold drawn steel tubes with OD upto 356mm since 2002. Covering an area of about 32000M2, we have 12 standard workshops with 2 hydraulic cold drawing benches, 4 chain cold drawing benches, and 2 ERW mills. Our facilities covers all the production procedures from pickling, cold drawing,heat treating,saw cutting, straightening,inspection,packing to further machining &turning, cold drawing die fabrication, and equipment repairation&maintenance.
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