Changshu Longteng Special Steel Co., Ltd.
LONGTENG WELDING CONSUMABLES WELDING THE GLOBAL
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LT·A302 2.0/2.5/3.2/4.0/5.0 mm Stainless Steel Electrodes
E309-16 is primarily intended for welding heat resistant austenitic Chromium-Nickel steels of similar analysis such as AISI 309 or 309S. Also suitable for joining dissimilar metals such as 18Cr-8Ni stainless steel to mild steel and welding clad surfaces of steel.
Conform to Standard
GB/T 983 E309-16
AWS A5.4 E309-16
ISO 3581-A-E(22 12) R 3 2
ISO 3581-B-ES 309-16
Purpose:It is used in similar type stainless steel, dissimilar stainless steel and high chromium steel and high manganese steel.
Chemical Composition(%)
| Chemical Composition | C | Mn | Si | S | P | Cr | Ni | Mo | Cu |
| Guarantee Value |
≤ 0.15 |
0.50~ 2.50 |
≤ 1.00 |
≤0.030 | ≤0.040 |
22.0~ 25.0 |
12.0~ 14.0 |
≤ 0.75 |
≤ 0.75 |
| General Result | 0.055 | 1.25 | 0.65 | 0.009 | 0.021 | 24.25 | 12.52 | 0.30 | 0.10 |
Mechanical Properties of Deposited Metal
| Guarantee Value | ≥550 | ≥25 |
| General Result | 590 | 38 |
| Diameter(mm) | Φ2.0 | Φ2.5 | Φ3.2 | Φ4.0 | Φ5.0 |
| Amperage(A) | 40~80 | 50~100 | 70~130 | 100~160 | 140~200 |
Notes:
1.The electrode must be preheated at the temperature of 300°C for 1 hour.
2.The impurities such as rust, oil stains and moisture must be cleared off of the work piece.