Supply electric welding rod J421 J422

Specifications

Supply electric welding rod J421 J422
1.Welding Rod
2.Chemical Composition:low carbon steel wire
3.Execution Standard:GB/T

 

  Supply electric welding rod J421 J422

Chemical Composition of Wire(%):

 

C	Mn	Si	S	P
≤0.12	0.3-0.6	≤0.35	≤0.035	≤0.040

 

Recommended Welding Current:

Electrode Diameter(mm)	2.0	2.5	3.2	4.0	5.0
Current Range(A)	40-70	50-80	80-120	150-190	180-240

Recommended Welding Current:

Electrode Diameter(mm)	2.0	2.5	3.2	4.0	5.0
Current Range(A)	40-70	50-80	80-120	150-190	180-240

 

Mechanical properties of the deposited metal(%):

σb ≥ 420MPa               σs  ≥330MPa                  δ5   ≥ 17          AKV (J)   0 'C

general value:    (460--540)                       (≥340)                            (18-26)              ≥47

Referenc Current

diameter:    2.5mm           3.2mm          4.0mm                5.0mm

 

 

 

1)detail package is following :

Size: 2.5MM X 300MM        

 (Packing : 2.5kg/inner boxes  8 boxes/cartons=20kg)

 

Size: 3.2MM X 350MM     

(Packing: 5.0kg/inner boxes  4boxes/cartons=20kg)

 

Size: 4.0MM X 400MM    

(Packing: 5.0kg/inner boxes  4boxes/cartons=20kg)  

 

2)inner boxes is a shrink-wrapped cardboard box. what is more , we can do it on pallet as clients 'required.  1MT/Pallet , or 2.5MT/Pallet .

 

our own bran name :  YG Brand  what is more , we can also do OEM package as clients required if order quanity meeted .

 

3)They are widely used in power station boilers, pressure vessels, nuclear and space industries, bridges, ships, vehicles, petroleum and chemical industry, hydropower and thermal power stations, metallurgical industries, skyscrapers, heavy machine equipment, and offshore drilling platforms etc. at home and abroad  .

 

J421

E4313

E6013

Titania Type

AC, DC

For welding low-carbon steel structures, especially suitable for welding on thin plates and cosmetic welding which requires the weld beads to be beautiful and glossy.

 

 

 

Contact me: 

Ashley Wang

Tianjin A Large High-Pressure Alloy Pipe Sales Ltd

Tele:   0086+022+26392977 or 0086-13752550667 

Fax:   0086+022+26345918

Skype: ashley198773

Website:  http://www.tjdhhjgc.en.china.cn