Ring Screw Suppliers and Manufacturers

The ring screw is a kind of high strength fastener, which is often used to ift heavy objects. It uses the warm quenching process, the surface corrosion resistance, the strength is 20 times that of the general screws. Applicable to port, shipbuilding, petrochemical and other fields. Specific price and the size of the material used product specifications and dimensions of the relevant, specific please find us to consult!

hoist ring Swivel Type Lifting Screw Point (1) Swivel 360and pivot 180 (2) Specification:European type (3) According to EN1677 (4) Material:forged alloy steel (5) Minimum safety factor 4:1 (6) Proof tested to 400 Percent rated load (7) Fatigue tested to 150 Percent rated load over 20,000 cycles of tensile strength test passed. (8) Proof tested to 2.5 times working load limit (9) Heat treatment: Quenched & Tempered (10) Surface: color-painted, self-colored or others (11) full tracebility Specifications: 1. material: Alloy steel (main 42CrMo) 2. multifunctions 3. high quality 4. Heat treatment and tensile test Precision hoist rings 5. MT(Magnetic particle testing) FOB Price: FOB Tianjin Packaging Detail: carton or + steel pallet Delivery Detail: About 7 days upon receipt of your order

Swivel Type Lifting Screw Point hoist ring (1) Swivel 360and pivot 180 (2) Specification:European type (3) According to EN1677 (4) Material:forged alloy steel (5) Minimum safety factor 4:1 (6) Proof tested to 400 Percent rated load (7) Fatigue tested to 150 Percent rated load over 20,000 cycles of tensile strength test passed. (8) Proof tested to 2.5 times working load limit (9) Heat treatment: Quenched & Tempered (10) Surface: color-painted, self-colored or others (11) full tracebility Specifications: 1. material: Alloy steel (main 42CrMo) 2. multifunctions 3. high quality 4. Heat treatment and tensile test Precision hoist rings 5. MT(Magnetic particle testing) FOB Price: FOB Tianjin Packaging Detail: carton or + steel pallet Delivery Detail: About 7 days upon receipt of your order Tianjin yiyun rigging Co.,Ltd. was established in 2002, We are specialized in producing all kinds of Lifting rigging fittings, forging hardware, stainless steel products and other related products manufacturer,experiences in designer,manufacturer and supplier of lifting & hoisting equipment, We have become one of the leaders in the market of rigging accessories. We are recognized as a credible supplies by our customers in different industries,such as mould,shipping,oilfield,construction,port,steel, and engineering. As a leading company in this industry in China, we provide favorable prices, good quality and the best services. All members of our company will be very honored if you contact us. We will offer the best services to you. skype : sheena.wang2011 , rigging2 at yeah dot com