Heavy Duty Extension Spring
Negotiable /Piece
Min.Order:2 Pieces
Hangzhou Jiangnan Spring Co., Ltd.
Heavy Duty Extension Springs
We produce extension springs with machine hooks, crossover hooks, extended hooks, side loop, or other special ends. It's made from your drawing or sample as a one off or large production run, available in a wide range of materials and finishes.
1. Capabilities:
Material | Spring Steel Stainless Steel Low Carbon Steel High Carbon Steel Music Wire / Piano Wire Galvanized Steel Hard Drawn Non-ferrous Metals |
Surface Finish | Zinc/ Tin/ Nickel/ Chrome Plating, Black Oxide, Color Painted, PVC/ Powder Coating, Shot Blasting, Anodizing, Plain, Polishing, Passivate, Electorolysis |
Type of Loops | Crossover Loops Double Twisted Loops Extended Loops Full Loops On the Side Full Loops Over Center Machine Full Loops Machine Half Loops Double Full Loops . etc |
Wire Diameter | 0.1 ~ 8.0 mm 0.004 ~ 0.315 in |
Outer Diameter | 4.0 ~ 80 mm 0.157 ~ 3.15 in |
Direction of Wind | Left Hand Right Hand Optional |
2. Production Process:
3. Certificates (ISO9001:2008 & ISO14001:2004):
4. Photos:
Company Name: Hangzhou Jiangnan Spring Co., Ltd.
Address: No.1086, Beitang East Road, Xinjie Town, Xiaoshan District, Hangzhou City, Zhejiang Province, 311217, P.R.China.
pls feel free to contact me