Commodity: ASTM A847 seamless square tube

Steel grade: ASTM A847,ASTM A512 SAE1010,SAE1020,SAE1025,SAE1026, EN10305-1 E235,E355, 25CrMo4,34CrMo4,42CrMo4,DIN2391-2 ST52,etc.

Size:70mm*70mm*2mm-320mm*320mm*45mm.

Manufacture method: hydraulic cold drawn, cold drawn

Delivery condition: Cold drawn without final thermal treating, stress relieved, annealed, normalized.

Size tolerance: as per request.

Drawing or detailed technical specification should be provided.

Packing: in bundles tied with steel strips. Slightly internal and external oil coating. External packing as per request.

Shipment: we suggest shipment effected by containers on FCL basis.

The following services are available:

1. Machining as per drwaing

2. Anti-rust pickling and phosphating.

We are ISO9001-2008 certified manufacturer of cylinder tubes, cylinder barrels, and cold drawn special tubings including round tubings,square tuebings, and rectangular tubing.

Payment method: we accept payment methoed like T/T, L/C, D/P.

Trade term: FOB,CFR,CIF,DAP.

Delivery time: within 30 days generally.

Warranty: within 6 months after shipment of cargo.