Butterfly valve, also known as flap valve, is a kind of regulating valve with simple structure. Butterfly valve that can be used for on-off control of low-pressure pipeline medium means that the closing member (disc or butterfly plate) is a disc, which rotates around the valve shaft to achieve opening and closing. of a valve. Butterfly Valve,Butterfly Valve Price,Motorized Butterfly Valve,Butterfly Gate Valve Jiangsu Qiantu Trading Co., Ltd. , https://www.qiantupump.com
Superior to other suppliers
1. Raw material: Mild steel, low carbon steel;
Suppiled by China Largest steel producer-BAO steel and Qingdao steel
2. Product line: More than 100
3. Daily Production: 700tons~800tons
4. Supply: Factory directly,
Price much cheaper,
Quality guaranteed.
5. Delivery: 5~10 days
Quick Information
1. Dia: 0.8 0.9 1.0 1.2 1.6 2.0mm
2. Pack: 5kg 15kg 20kg/spool; 250kg 350kg/drum
3. Certi: ABS CE ISO GL NK BV CCE LR TUV DB ROHS etc
4. Deiver: Within 20 days
5. OEM & Sample: Offered
Packing
1. Net weight 5~20kg/spool; 100~350kg/drum
2. Water-proof paper and plastic layer round on spool, one spool in each carton, 72 cartons each wooden pallet, 19~20pallets in one 20 feet container
3. Customized package
Description:
ER70S-6 is a kind of mild steel copper coated welding wire, suitable for 100% CO2 and Argon& CO2 mixed gas protective welding with stable feasibility, good welding seams, less spatters and excellent welding process properties.
Application:
Used to weld ship building steel(A, B, D, E, A36, D36, E36)and equivalent mild steel or 550Mpa grade mild alloy steel, such as container building, construction machine, railway construction, pressure vessel for semi-auto or automatic gas shielded welding.
Conform with:
GB/T ER50-6 DIN SG2 JIS YGW12
AWS ER70S-6 BS A18 EN G3Si1
Chemical Composition
(%)C
Mn
Si
p
S
Ni
Cr
Mo
Cu
V
0.08
1.51
0.89
0.015
0.013
0.016
0.021
0.006
0.18
0.003
Mechanical
PropertiesTensile
strength Rm (Mpa)Yield Strength Rel (Mpa)
Elongation ratio
(%)Fracture Energy
(J)
545
452
29
91(-3 0 °C)
Valves can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media. It mainly plays the role of cutting and throttling on the pipeline. The butterfly valve opening and closing part is a disc-shaped butterfly plate, which rotates around its own axis in the valve body to achieve the purpose of opening and closing or adjustment.