34CrMo4 alloy steel hollow bar
USD $1,200 - $2,000 /Ton
Min.Order:5 Tons
Changzhou Chengxin Metal Products Co., Ltd.
Commodity: 34CrMo4 alloy steel hollow bar
Steel grade: 34CrMo4 and other grades like 20MnV6,SAE1045,S45C,CK45,SAE4130,SAE4140,25CrMo4,42CrMo4,etc.
Size range: OD upto 356mm, ID upto 300mm.
Manufacture method: hydraulic cold drawn, Machining+deep hole boring or drilling
Delivery condition:
BK | BKS | BKW | GBK | NBK | Q+T |
+C | +LC | +SR | +A | +N | Q+T |
cold drawn/hard | cold drawn/soft | stress relieved | annealed | normalized | quenchened+tempered |
Size tolerance: size tolerance of hollow bars can be appointed by customer. The best tolerance we can ensure is as per EN10305-1 or DIN2391-1.
Chemical composition - EN10305-1 34CrMo4:
Element | C | Si | Mn | P | S | Cr | Mo |
Content(%) | 0.32-0.38 | 0.40 max | 0.60-0.90 | 0.025 max | 0.025 max | 0.90-1.20 | 0.15-0.30 |
Mechanical properties - As rolled condition
Tensile strength: | 700 Mpa min |
Yield strength: | 590 Mpa min |
Elongation: | 15% min |
Hardness: | 95HRB max |
Packing: in bundles tied with steel strips. Internal and external oil coating. End plastic caps.
Marking on each bar: to be confirmed.
Mechanical stamp on each bar: to be confirmed.
Shipping: by containers.
We are ISO9001-2008 certified manufacturer with annual capacity of 12000 tons of hollow bars upto 325mm.
We have systematic manufacturing equipment to satisfy your demand whether you need hollow bars or finished machined parts.
Payment method: 30% deposit,balance before shipment or against copy of B/L or L/C at sight.
Delivery time: within 50 days after receipt of deposit.
MOQ: 5 tons for each size.
Third party inspection by SGS,BV or customer's inspection is acceptable.
Trade term:FOB,CFR,CIF,DAP.