- Pants & Trousers[2]
- Motorcycle Tires[1]
- Essential Oil[6]
- Adhesives & Sealants[2]
- Alcohol & Hydroxybenzene & Ether[1]
- Organic Acid[1]
- Food Additives[2]
- Inorganic Acids[3]
- Chlorate[3]
- Other Inorganic Salts[1]
- Phosphate[1]
- Sulphate[3]
- Pigment[1]
- Liquid Soap Dispensers[1]
- Roof Tiles[6]
- Paraffin[1]
- Bathroom Sets[2]
- Fencing[1]
- Blinds[6]
- Curtain Poles[1]
- Storage Baskets[6]
- Storage Boxes & Bins[3]
- Storage Holders & Racks[1]
- Detergent[2]
- Waste Bins[4]
- Other Baby Supplies & Products[6]
- Chopping Blocks[1]
- Hangers & Racks[3]
- Bowls[2]
- Dinnerware Sets[4]
- Dishes & Plates[6]
- Mugs[1]
- Other Home Appliances[1]
- Bag Parts & Accessories[1]
- Boilers[5]
- Other Metal Scrap[3]
- Steel Pipes[6]
- Steel Sheets[6]
- Steel Wire[6]
- Packaging Boxes[6]
- Automotive Rubber[2]
- Display Racks[1]
- Hotel Amenities[1]
- Casual Shoes[6]
- Drum[6]
- Bicycle Tires[6]
- Other Bicycle Parts[2]
- Contact Person : Mr. wang yuqiang
- Company Name : Tianjin Goldstone International Trade Co., Ltd.
- Tel : 86-22-23121473
- Fax : 86-22-23121490
- Address : Tianjin,Tianjin,No.6,Wuchang Road,Heping District,
- Country/Region : China
- Zip : 300052
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used mattress spring tempered spring steel wire
Grade:55CrSi,60Si2Mn,65Mn Dia:6.0~16.0mmStandards: ASTM, BS, DIN, GB, JIS
Advantage:
1. Marerial: we select good quality spring steel wire rod.
2. Surface treatment: advanced technology of shot blasting, 100% rubbed smooth, almost can do zero defects for the surface.
3. Quality assurance: Eddy current test online
4.Service life: Ultra fine martensitic structure which could improve the fatigue life of spring
5. Applicable Industriesl: Widely used in automobile, elevator, motorcycle, electric switches, high-speed rail, machinery. Meanwhile, we also can according to the customer’s requests to produce many kinds of strength level for spring steel wire.
Mechanical property of steel wire in static level and Moderate fatigue level
Diameter /mm | Tensile strength /MPa | Reduction of areaa/%≥ | ||||||
FDC TDC | FDCrV-A TDCrV-A | FDCrV-B TDCrV-B | FDSiMn TDSiMn | FDCrSi TDCrSi | ||||
FD | TD | |||||||
>5.00~5.60 | 1470~1620 | 1460~1610 | 1540~1690 | 1660~1810 | 1800~1950 | 35 | 40 | |
>5.60~6.00 | 1460~1610 | 1440~1590 | 1520~1670 | 1650~1800 | 1780~1930 | 35 | 40 | |
>6.00~6.50 | 1440~1590 | 1420~1570 | 1510~1660 | 1640~1790 | 1760~1910 | 35 | 40 | |
>6.50~7.00 | 1430~1580 | 1400~1550 | 1500~1650 | 1630~1780 | 1740~1890 | 35 | 40 |
used mattress spring tempered spring steel wire