ST52 honed hydraulic cylinder pipe
USD $1,100 - $2,000 /Ton
Min.Order:4 Tons
Changzhou Chengxin Metal Products Co., Ltd.
Commodity: ST52 hydraulic cylinder pipe
Standard specification and material:DIN2391-2 ST52,ST52.3,ST52.4,EN10305-1 E355,C45E,25CrMo4,34CrMo4,42CrMo4, ASTM A519 SAE1020,SAE1026,SAE1045,SAE4130,SAE4140, and other carbon steel and alloy steel.
Size range:
Reayd to hone tubes: 40mm*30mm-325mm*300mm
Honed tubes: 40mm*30mm-480mm*450mm
Skived and roller burnished tube: 73mm*63mm - 325mm*300mm
Manufacture method: cold rolled, hydraulic cold drawn
Delivery condition: BK,BKW,BK+S,GBK,NBK.
Internal surface treatment method: honing, skiving and roller burnishing
OD tolerance: as per DIN2391-1, EN10305-1, or ASTM A519
ID tolerance of ready to hone tubes should be given by customer.
ID tolerance of honed tubes or skived and roller burnished tubes: H7,8,H9,H10 or given by customer.
Wall thickness tolerance (eccentricity): +/-5%
Roughness of internal surface(Ra): 0.25um max for skived and roller burnished tubes, 0.4um max for honed tubes.
Packing: in bundles tied with steel strips.
Slightly internal and external oil coating.
End plastic caps covering both ends.
Marking: to be confirmed.
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. Internal threading of tubes.
We are ISO9001-2008 certified manufacturer of hydraulic cylinder tubes and hydraulic cylinder barrels.
Payment method: 30% deposit,balance before shipment or against copy of B/L or L/C at sight.
MOQ: 4 tons for each size.
Warranty: 1 year after shipment of tubes.
Third party inspection or customer's inspection is acceptable.
Trade term: FOB,CFR,CIF,DAP,etc.
Additional tests&inspection like hardness test,grain size tallical phase test,ultrasonic test is acceptable.