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25CrMo4 Seamless Precision Honed TubingUS$ 1,400 - 2,000MOQ: 1 Ton -
25CrMo4 Seamless Hydraulic Honed TubingUS$ 1,200 - 2,000MOQ: 1 Ton
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25CrMo4 Precision Honed TubingUS$ 1,400 - 2,000MOQ: 1 Ton
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25CrMo4 Hydraulic Seamless Honed TubingUS$ 1,400 - 2,000MOQ: 4 Tons
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25CrMo4 Seamless Precision Honed Steel TubeUS$ 1,400 - 2,000MOQ: 4 Tons
Commodity: 25CrMo4 hydraulic honed steel tubing
Standard specification&material: EN10305-1 E355,E410,E460,25CrMo4,34CrMo4,42CrMo4,DIN2391-2 ST52,ASTM A519 SAE1020,SAE1026,SAE1045,SAE4130,SAE4140,etc.
Size range:40mm*30mm - 480mm*450mm
Manufacture method: cold rolled, hydraulic cold drawn
Delivery condition:
| BK | BKW | BKS | GBK | NBK |
| +C | +LC | +SR | +A | +N |
Internal surface treatment method: rough honing
OD tolerance: as per DIN2391-1
ID tolerance:H8,H9,H10 or given by customer.
W.T tolerance(eccentricity): +/-5%
Bore roughness(Ra): 0.4um max.
Chemical composition requirement of SAE1026 material:
| Element | C | Si | Mn | P | S |
| Content (%) | 0.22-0.28 | 0.15-0.35 | 0.40-0.70 | 0.025% max | 0.025% max |
Mechanical properties
| BK | BKW | BKS | GBK | NBK | |
| Tensile strength: | 640 Mpa min | 580 Mpa min | 580 Mpa min | 490 Mpa min | 490Mpa-630Mpa |
| Yield strength | - | - | 420 Mpa min | - | 355 Mpa min |
| Elongation | 4% min | 7% min | 10% min | 22% min | 22% min |
Packing: tubes will be packed in bundles tied with steel strips. Slightly internal and external oil coating for anti-rust protection. End plastic caps. External packing by knit bags.
Marking on each piece of tube: to be confirmed.
Mechanical stamp on each piece of tube can be provided.
External machining or external polishing service can be provided.
End machining service can be provided.
Payment: 30% deposit,balance before shipment or against copy of B/L or L/C at sight.
MOQ: 4 tons for each size.
Warranty: 1 years aftre receipt of tubes.
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