德国斯坦因STEIN/MEGAFIL 237 M/E90C-B3药芯焊丝

品牌	德国斯坦因STEIN	
型号	MEGAFIL 237 M	
牌号	E80C-B2
产地	德国	
类型	药芯	
材质	药芯焊丝
助焊剂含量	22（%）	
加工定制	是	
焊丝直径	1.0/1.2/1.6/2.0（mm）
熔点	480（℃）	
长度	200-1000	
重量	5000（g）
用途	机械设备的焊接	
工作温度	480	
焊接电流	60-180（A）
是否含助焊剂	否
备注：一公斤为一口价的价格。
MEGAFIL? 237 M
AWS 5.28: E90C-B3 H4
ISO 17634: T CrMo2 M M 1 H5
WELDING POSITIONS:
FEATURES
? Extremely low diffusible hydrogen weld deposit
? Good reignition characteristics
? Ideal for use of short arc and spray arc
? Excellent gap bridging for root welding
? High deposition rate
? Virtually no slag coverage
? Smooth arc characteristic
BENEFITS
? Minimizes risk of hydrogen-induced cracking
? Suitable for robot applications
? Automatic root welding possible
? Root-welding without any backing
? Improved efficiency
? Reduced cleaning time
? Easy handling
Carbon (C) 0.07 Nickel (Ni) -
Manganese (Mn) 1.0 Molybdenum (Mo) 1.1
Silicon (Si) 0.3 Chromium (Cr) 2.3
Sulphur (S) 0.015
Phosphorus (P) 0.015
Rp0.2 MPa (ksi) Rm MPa (ksi) A5 % Charpy V Notch [J] (ft-lbf)
RT -20° C (-4° F)
SR > 540 (78) 620 - 820 (90 - 119) 18 80 (59) 47 (35)
SR: stress relief annealed 675 - 705° C (1247° F - 1301° F) / 60 min
*Measurement technique is the carrier gas method according to AWS and ISO
WIRE TYPE Gas shielded metal-cored wire
SHIELDING GAS 75-95% Argon (Ar)/Balance Carbon Dioxide (CO2); ** Carbon Dioxide (CO2); Gas flow see Annex
TYPE OF CURRENT Direct Current Electrode Positive (DCEP)
STANDARD DIAMETERS ? 1.0 - 1.6 mm (0.039 - 1/16”)
TYPICAL DIFFUSIBLE HYDROGEN* < 3.0 ml / 100 g; Guaranteed for the total processing time < 4.0 ml / 100 g maximum (AWS Spec)
RE-DRYING Not required due to seamless wire design
STORAGE The same conditions as for solid wire. Product should be stored in a dry, enclosed environment,
品牌：德国斯坦因stein