Changshu Longteng Special Steel Co., Ltd.
| Supply Ability | 1,200,000 TON PER YEAR |
| Delivery Time | 15 WORKING DAYS |
| Packaging Details | Neutral box/ LT color box/OEM brand box |
| Product name | Carbon Steel Electrodes LT·J422 |
| Model | LT·J502 |
| Brand | LONGTENG |
| Diameter | 2.0/2.5/3.2/4.0/5.0 |
| Weight | 5kg |
| Type of Coating | Calcium-Titanium |
| Packing | Plastic box |
| OEM | Accept |
| Brand Name | LONGTENG |
| Model Number | LT·J502 |
| Certification | TUV CE, ABS, DB, ISO9001,CCS |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 1,200,000 TON PER YEAR | Delivery Time | 15 WORKING DAYS |
| Packaging Details | Neutral box/ LT color box/OEM brand box | Product name | Carbon Steel Electrodes LT·J422 |
| Model | LT·J502 | Brand | LONGTENG |
| Diameter | 2.0/2.5/3.2/4.0/5.0 | Weight | 5kg |
| Type of Coating | Calcium-Titanium | Packing | Plastic box |
| OEM | Accept | Brand Name | LONGTENG |
| Model Number | LT·J502 | Certification | TUV CE, ABS, DB, ISO9001,CCS |
| Place of Origin | CHINA | ||
| High Light | Cs Low Carbon Steel Welding Electrode ，Low Carbon Steel Welding Electrode J502 ，Carbon Steel Tig Welding Rods | ||
LT·J502 2.0/2.5/3.2/4.0/5.0 mm Carbon Steel Electrodes
E5003( ESJ502) is titanium skin of calcium medicine carbon steel electrode, ac/dc use, can all position of welding, arc stability, little splash, easy to take off the slag, weld moulding beauty. USES: It is mainly used in the same level of common low carbon steel and low alloy steel welding.
E5003 Carbon Steel Welding Electrode is used for welding low-alloy high strength steel of 50KG grade (490MPa).
Conform with: GB E5003 JIS D5003
E5003 Carbon Steel Welding Electrode J502 mainly used for welding 490MPa tensile strength low-alloy steel structures, such as welding on deformed steel bars for construction and other steel of 16Mn type, etc.
Chemical composition of deposited metal
LT·J502 Conform to Standard
GB/T 5117 E5003
ISO 2560-B-E 49 03 A
Purpose:Used for welding all kinds of 490MPa low-alloy structures
Mechanical Properties of Deposited Metal
| Test Item | Rm(MPa) | ReL(MPa) | A(%) | KV2(J) |
| 0℃ | ||||
| Guarantee Value | ≥490 | ≥400 | ≥20 | ≥47 |
| General Result | 530 | 440 | 26 | 85 |
Chemical Composition(%)
| Chemical Composition | C | Mn | Si | S | P | Ni | Cr | Mo | V |
| Guarantee Value |
≤ 0.15 |
≤ 1.25 |
≤ 0.90 |
≤0.035 | ≤0.040 |
≤ 0.30 |
≤ 0.20 |
≤ 0.30 |
≤ 0.08 |
| General Result | 0.95 | 0.72 | 0.27 | 0.015 | 0.022 | 0.025 | 0.036 | 0.010 | 0.008 |
X-Ray Radio-graphic Test Requirements:Grade II
Reference Current(AC,DC)
| Diameter(mm) | Φ2.5 | Φ3.2 | Φ4.0 | Φ5.0 |
| Amperage(A) | 60~100 | 80~140 | 140~220 | 180~240 |
Company Details
Business Type:
Manufacturer,Importer,Exporter
Year Established:
1993
Employee Number:
4500~5000
Ecer Certification：
Site Member
Established in 1993 as a township enterprise Cover an area of over 3 million square meters with staff of more than 5500. Vice President Company of CANSI (China Association of National Shipbuilding Industry) Six main products series (4.3 million tons) 1. Welding Materials 2. S... Established in 1993 as a township enterprise Cover an area of over 3 million square meters with staff of more than 5500. Vice President Company of CANSI (China Association of National Shipbuilding Industry) Six main products series (4.3 million tons) 1. Welding Materials 2. S...
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