Audited Supplier
1. Standard: DIN931/933/912/DIN603, ASTM, JIS, BSW, Nonstandard bolt (according to your order) and etc.
2. Material and Grade:
1)Material: High quality carbon steel.
Grade: 4.8, 5.8, 6.8, GR.2, A307.
2)Material: Alloy steel :20MnTiB ,40Cr ,42CrMo.
Grade: 8.8, 10.9, 12.9, GR.2, GR.5, GR.8, A325-1, A490-1 , GR.B7, GR.B7M.
3)Material: stainless steel: 302, 304, 305, 316, 304L, 316L, 410, 430. Carbon steel: Grade: A2-50, A4-50, A2-70, A4-70, GR.B8, GR.B8M.
3. Surface Treatment: Part galvanization, Colorful galvanization, Army green galvanization, Black galvanization, Steam Black, Ash phosphorus, Brass, Nickel plate, Chrome plate, hot dipped galvanized, Zinc plated(yellow, black, green) or according to customers requirements.
4. Size: M6-M64
Common Size:
| No. | Name | Applicable Size |
| 1 | Connecting bolts | M16*42(40), M16*170(150), M16*45,M20*45,M20*170 |
| 2 | Splicing bolts | M16*35(32.5), M20*35 |
5. Certificate: ISO9001:2008
6. Packing: 25kgs per carton, 40 cartons per pallet; or 50kgs per gunny bag, 20bags per pallet; or as to customers' requirement.
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