Products Introdution

　With our combined advanced processing equipment and widespread distributing network, Ubridge group welding electrode factory produces and deal in the best welding materials-"UBRIDGE BRAND"welding electrode of structural steel, stainless steel, surfacing, cast iron and welding electrodes coating blend powder. We have been granted certificates by International Standard Organization(ISO9002),China Classification Society(C.C.S).
　　According to customer's request, we will abide by the contract and supply the goods promptly no mater how many quantity or whether in an emergency. We will do our utmost to provide the best service and achieve first class level on after service.

Carton Package: Net 20kg (for each model electrode)

*CARBON STEEL ELECTRODE*
Brand	AWS	Chemical Composition	Mechanical Properties	Description
J421 (Photo)	E6013	C≤0.12 Mn 0.3~0.6 Si≤0.35	σb≥420MPa σ0.2≥330MPa δ5≥17% AKV no request	High titanium type electrode used for welding in all positions. It has excellent weldable and is suitable for welding low-carbon steel light - gauge sheet or light structures where beautiful bead appearance is requested, such as vehicles, buildings and machinery, etc.
J422 (Photo)	E6013	C≤0.12 MN 0.3~0.6 Si≤0.25	σb≥420MPa σ0.2≥330MPa δ5≥22% AKV≥27J	Lime-titanic type electrode which has excellent weld-ability and mechanical properties. It is suitable for welding key structures of low-carbon steel, such as ships, buildings and machinery etc. This electrode can be used for all position welding.
J423	E4301	C≤0.12 MN 0.3~0.6 Si≤0.20	σb≥420MPa σ0.2≥330MPa δ5≥22% AKV≥27J	Ilmenite type electrode which property and description are as same as J422.
J426	E6016	C≤0.12 MN≤1.25 Si≤0.90	σb≥420MPa σ0.2≥330MPa δ5≥22% AKV≥27J(-30℃)	Low hydrogen type electrode to be used for all positions. It is quite superb in weld-ability as proved by the excellent mechanical propertied. It can be used for welding key low-carbon steel structures, such as ships, bridges and pressure containers.
J427	E4315	C≤0.12 MN≤1.25 Si≤0.90	σb≥420MPa σ0.2≥330MPa δ5≥22% AKV≥27J(-30℃)	Low hydrogen type electrode to be used for all positions. It is quite superb in weld-ability as proved by the excellent mechanical propertied. It can be used for welding key low-carbon steel structures, such as ships, bridges and pressure containers. Used on DC only.
J502	E5003	C≤0.12 MN 0.4~0.9 Si≤0.30	σb≥490Mpa σ0.2≥410MPa δ5≥20% AKV≥27J	Lime-titanic type electrode used for welding low-alloy high strength steel of 50KG grade(490MPa)
J503	E5001	C≤0.12 MN 0.4~0.9 Si≤0.30	σb≥490Mpa σ0.2≥410MPa δ5≥20% AKV≥27J	Ilmenite type electrode which property and description are as same as J502.
J506 (Photo)	E7016	C≤0.12 MN≤1.60 Si≤0.75	σb≥490MPa σ0.2≥410MPa δ5≥22% AKV≥27J(-30℃)	Widely used low hydrogen type electrode suitable for welding low-alloy high strength steel of 50KG grade(490MPa), such as ships, bridges and pressure containers. This electrode can be used for welding in all positions.
J506Fe	E7018	C≤0.12 MN≤1.60 Si≤0.75	σb≥490MPa σ0.2≥410MPa δ5≥22% AKV≥27J(-30℃)	High efficiency iron powder low hydrogen type electrode which is suitable for welding key structure of medium and thick plate. The deposition efficiency can be raised.
J507	E7015	C≤0.12 MN≤1.60 Si≤0.75	σb≥490MPa σ0.2≥410MPa δ5≥22% AKV≥27J(-30℃)	Widely used low hydrogen type electrode suitable for welding low-alloy high strength steel of 50KG grade(490MPa), such as ships, bridges and pressure containers. This electrode can be used for welding in all positions. Used on DC only.

LOW-ALLOY STEEL ELECTRODE
Brand	AWS	Chemical Composition	Mechanical Properties	Description
J502NiCu		C≤0.12 Cu 0.2~0.6 Ni 0.25~0.7 Cr≤0.3	σb≥490MPa σ0.2≥390MPa δ5≥20% AKV≥27J	Lime-titanic type atmospheric corrosion resisting steel electrode which is suitable for welding Cor-Ten type atmospheric corrosion resisting steel.
J502CuCrNi		C≤0.12 Cu 0.3~0.6 Ni 0.25~0.7 Cr 0.45~0.75	σb≥490MPa σ0.2≥390MPa δ5≥20% AKV≥27J	Lime-titanic type atmospheric corrosion resisting steel electrode which is suitable for welding Cor-Ten type atmospheric corrosion resisting steel.
J506WCu		C≤0.12 W 0.2~0.5 Cu 0.2~0.5 MN 0.6~1.2	σb≥490MPa σ0.2≥390MPa δ5≥20% AKV≥30J (-20℃)	Low hydrogen type atmospheric corrosion resisting steel electrode used for welding 09MnCuPTi or 16MnCu.
J506NiCu		C≤0.12 Cu 0.2~0.6 Ni 0.25~0.7 Cr≤0.3	σb≥490MPa σ0.2≥390MPa δ5≥22% AKV≥47J	low hydrogen type atmospheric corrosion resisting steel electrode suitable for welding Cor-Ten type atmospheric corrosion resisting steel.
J606	E9016-D1	C≤0.12 MN 1.25~1.75 Si≤0.6 Mo 0.25~0.45	σb≥590MPa σ0.2≥390MPa δ5≥15% AKV≥27J (-50℃)	Suitable for welding high strength steel of relevant strength and medium carbon steel. It can be used on AC and DC.
J707	E10015-G	C≤0.1 MN 1.65~2.0 Si≤0.6 MO 0.25~0.45	σb≥690MPa σ0.2≥590MPa δ5≥15% AKV≥27J (-50℃)	Used for welding high strength steel of relevant strength.
J857	E12015-G	C≤0.15 MN≥1.0 Si 0.4~0.8 MO 0.6~1.2	σb≥830MPa σ0.2≥740MPa δ5≥12% AKV no request	Used for welding high strength steel of relevant strength which has no request of notch toughness.
J857Cr	E12015-G	C≤0.15 MN≥1.0 Si≤0.6 Cr 0.7~1.1 V 0.05~0.15	σb≥830MPa σ0.2≥740MPa δ5≥12% AKV no request	Ditto, also can be used for medium carbon CrMo steel, such as 35CrMo.30CrMo.
R107	E7015-A1	C≤0.12 MN 0.5~0.9 MO 0.4~0.65	σb≥490MPa σ0.2≥390MPa δ5≥22% PWHT:620℃×1h	Used for welding 0.5%MO paralytie heat resistant steel under the temperature of 510℃.
R207	E8015-B1	C≤0.12 MN 0.5~0.9 Cr 0.4~0.65 MO 0.4~0.65	σb≥540MPa σ0.2≥440MPa δ5≥17% PWHT:620℃×1h	Used for welding 0.5%Cr-0.5%MO paralytie heat resistant steel under the temperature of 510℃.
R307	E8015-B2	C≤0.12 MN 0.5~0.9 Cr 1.0~1.5 MO 0.4~0.65	σb≥540MPa σ0.2≥440MPa δ5≥17% PWHT:690℃×1h	Used for welding 1.25%Cr-0.5%MO paralytie heat resistant steel at high temperature about 520℃.
R317		C≤0.12 MN 0.5~0.9 Cr 1.0~1.5 MO 0.4~0.6 V 0.1~0.35	σb≥540MPa σ0.2≥440MPa δ5≥17% PWHT:730℃×2h	Low hydrogen type electrode which is suitable for welding 1.25%Cr-0.5%Mo-0.2%V paralytie heat resistant steel at high temperature about 520℃.
R327		C≤0.12 MN 0.7~1.1 Cr 1.0~1.5 MO 0.7~1.0 W 0.25~0.5 V 0.2~0.35	σb≥540MPa σ0.2≥440MPa δ5≥17% PWHT:730℃×5h	Suitable for welding 12CrMoV paralytie heat resistant steel at high temperature about 520℃.
R337		C≤0.12 MN 0.5~1.0 Cr 1.0~1.5 MO 0.7~1.0 V 0.15~0.4 Nb 0.1~0.25	σb≥540MPa σ0.2≥440MPa δ5≥17% PWHT:730℃×5h	Suitable for welding 12CrMoV paralytie heat resistant steel at high temperature about 520℃.
R347		C≤0.12 MN 0.5~0.9 Cr 1.5~2.5 MO 0.3~0.8 V 0.2~0.6 W 0.2~0.6	σb≥540MPa σ0.2≥440MPa δ5≥17% PWHT:760℃×2h	Suitable for welding 12CrwMoWVTiB heat-resistant steel at high temperature about 620℃.
R407	E9015-B3	C≤0.12 MN 0.5~0.9 Cr 2.0~2.5 MO 0.9~1.2	σb≥590MPa σ0.2≥530MPa δ5≥15% PWHT:690℃×1h	Suitable for welding 2.25Cr-1Mo heat-resistant steel at high temperature about 550℃.

STAINLESS STEEL ELECTRODE
Brand	AWS	Chemical Composition	Mechanical Properties	Description
A102 (Photo)	E308-16	C≤0.08 Cr 18~21 Ni 9~11	σb≥550MPa δ5≥35%	Welding same kind of austenitic stainless steel.
A002	E308L-16	C≤0.04 Cr 18~21 Ni 9~11	σb≥520MPa δ5≥35%	Welding extra low carbon austenitic stainless steel,such as 00Cr19Ni10. It has more excellent resistance to the intercrystalline than A102.
A132	E347-16	C≤0.08 Cr 18~21 Ni 9~11 NB≈1	σb≥520MPa δ5≥25%	Used for welding 0Cr19Ni11Ti stainless steel. The resistance to the intercrystalline has been improved as it contains Nb.A137 can be used on DC only.
A202	E316-16	C≤0.08 Cr 17~20 Ni 11~14 MO 2~2.5	σb≥520MPa δ5≥30%	Used for welding 0Cr18Ni12Mo2 stainless steel. Suitable for non-oxidizing acid medium.
A022	E316L-16	C≤0.04 Cr 17~20 Ni 11~14 MO 2~2.5	σb≥490MPa δ5≥30%	Welding extra low carbon 0Cr18Ni12Mo2 stainless steel and has excellent corrosion resistance. Widely used on equipment of urea.
A302	E309-16	C≤0.15 Cr 22~25 Ni 12~14	σb≥550MPa δ5≥25%	Mainly used for welding different type of steel and clad steel or similar kind of austenitic steel.
A307	E309-15	C≤0.15 Cr 22~25 Ni 12~14	σb≥550MPa δ5≥25%	Mainly used for welding different type of steel and clad steel or similar kind of austenitic steel. It can be used on DC only.
A312	E309Mo-16	C≤0.12 Cr 22~25 Ni 12~14 MO 2~3	σb≥550MPa δ5≥25%	Suitable for sulphuric acid medium. Can be used for welding same kind of stainless steel and different type of steel lining or clad steel. As it contains MO, the corrosion resistance can be improved.
A402 (A407)	E310-16 (E310-15)	C≤0.2 Cr 25~28 Ni 20~22.5	σb≥550MPa δ5≥25%	Suitable for welding same kind of austenitic steel. It has good high temperature properties. Can also be used for welding different type of steel and clad steel.
A412	E310Mo-16	C≤0.04 Cr 25~28 Ni 20~22 MO 2.5~3.5	σb≥540MPa δ5≥25%	Ditto. High temperature properties have been improved as it contains MO, and also it has excellent corrosion resistibility.

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