ASTM A519 SAE1026 roller burnished cylinder tube
USD $1,200 - $2,000 /Ton
Min.Order:1 Ton
Changzhou Chengxin Metal Products Co., Ltd.
Commodity: ASTM A519 SAE1026 roller burnished cylinder tube
Standard specification&material: DIN2391-2 ST52, EN10305-1 E355,25CrMo4,34CrMo4,42CrMo4,ASTM A519 SAE1020,SAE1026,SAE1045,SAE1541,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: honing
OD tolerance: as per EN10305-1
ID tolerance: H8,H9,H10 or given by customer.
W.T tolerance(eccentricity): +/-5%
Bore roughness(Ra): 0.35um max.
Chemical composition:
Element | C | Si | Mn | P | S | Cr | Mo |
Content (%) | 0.38-0.43 | 0.15-0.35 | 0.75-1.00 | 0.03 5 max | 0.035 max | 0.8-1.1 | 0.15-0.25 |
Mechanical properties:
Hot rolled | Stress relieved | Annealed | Normaized | |
Tensile strength: | 855 Mpa min | 855 Mpa min | 552 Mpa min | 855 Mpa min |
Yield strength: | 621 Mpa min | 689 Mpa min | 414 Mpa min | 621 Mpa min |
Elongation: | 15% min | 10% min | 25% min | 20% min |
Hardness: | HRB100 max | HRB100 max | HRB85 max | HRB100 max |
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.
Based on the manufacturing facilities, the following services are available:
1. Internal honing or skiving&roller burnishing
2. External surface polishing
3. External surface machining
4. Inernal threading
We are ISO9001-2008 certified manufacturer of hydraulic cylinder tubes including cold drawn seamless precision steel tubes suitable for honing, honed tubes, skived and roller burnished tubes, as well as cylinder barrels.
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.
Trade term: FOB,CFR,CIF,DAP,etc.
Third party inspection or customer's inspection are both acceptable.