AWS Class E630-16 Electrodes Manufacturer in Pulau ujong, Singapore

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Andre Stainless offers AWS Class E630-16 Electrodes, specifically formulated for welding precipitation-hardened stainless steel (17-4 PH). These electrodes provide strength, corrosion resistance, and machinability in aerospace and marine applications. Andre Stainless provides quality assurance and certification for harsh environments in Singapore‘s high-spec industries. The E630-16 electrode is particularly suitable for structural parts, turbines, and shaft repairs with high mechanical integrity. Due to great weldability and equal mechanical properties after heat treatment, the product facilitates critical use where strength and reliability are both demanded.

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15–17% chromium, 3–5% nickel, 3–5% copper, and traces of niobium and columbium are present in the electrode. The product provides tensile strength greater than 850 MPa upon aging, yield strength of about 750 MPa, and excellent elongation. It is responsive to post-weld heat treatment and offers high hardness and fatigue strength. These electrodes offer stable arc, smooth beads, and low porosity. AC/DC suitable, they ensure tough weld metal for 17-4 PH and other martensitic stainless steels demanding aging for strength.

AWS Class E630-16 Electrodes Specifications

Classification	AWS A5.4, E630-16
Form	Welding Electrode, Welding Rods
Type Of Current	AC-DCEP (Direct Current Electrode Positive)
Welding Position	F, V, OH, H
Size	2.0 mm, 2.50 mm, 3.15 mm, 4.00 mm, 5.0 mm
AC/DC+	AC or DC (+)
JIS Specification	BS 2926 19.9 A R
Other Specification	DIN 8556 E19 9 R 23 A
AWS E630-16 Coated Electrodes Application & uses	Petroleum Chemical plant Power sector Gas Industry Hardware tools Metallurgy Machinery Construction Shipbuilding

AWS Class E630-16 Electrodes Chemical Composition

Carbon (C)	0.03
Chromium (Cr)	16.58
Copper (Cu)	3.55
Iron (Fe)	Balance
Manganese (Mn)	0.56
Molybdenum (Mo)	0.20
Nickel (Ni)	4.78
Niobium (Nb)	0.24
Nitrogen (N)	0.04-0.08
Phosphorous (P)	0.018
Silicon (Si)	0.44
Sulfur (S)	0.02

We offer These Products as per DIN, ISO, JIS or ANSI Standard.

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Types of AWS Class E630-16 Electrodes

Stainless Steel AWS Class E630-16 Light Coated Electrodes

These electrodes offer exceptional corrosion resistance and are ideal for various stainless steel welding applications. They typically come in sizes like 1/8″, 5/32″, and 3/16″. The light coating ensures smooth arc stability and minimal spatter during welding.

Stainless Steel AWS Class E630-16 Heavy Coated Electrodes

Offering robust corrosion resistance, these electrodes are designed for demanding welding tasks on stainless steel. Available in sizes such as 1/8″, 5/32″, and 3/16″, the heavy coating enhances arc stability and slag removal, making them suitable for heavy-duty applications.

Stainless Steel AWS Class E630-16 Shielded Arc Electrodes

These electrodes provide superior corrosion resistance for stainless steel welding with shielded arc protection. They are typically available in diameters of 1/8″, 5/32″, and 3/16″. The shielded arc ensures clean, strong welds with minimal contamination.

We ensure a high quality standard with our offerings on the AWS Class E630-16 Electrodes. Our product details include commercial invoices and packaging lists, along with fumigation certificates and heat treatment charts, quality assurance plans and approved laboratory test reports. We also include several test certificates for the electrodes. These certificates include MTC as per EN 10204/3.1b, PMI Test Certificate, 100% radiography test report, and Third-Party Inspection Certificate. We aim to guarantee 100% client satisfaction and confidence in our products by providing these thorough certifications.

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AWS Class E630-16 Electrodes Uses

E630-16 electrodes find applications in the fabrication and repair of aerospace, nuclear, petrochemical, and power generation components. They are most suitable for 17-4 PH stainless steel shafts, valves, gears, pumps, and turbine blades. Following proper heat treatment, weld metal develops high strength and toughness with corrosion resistance. These electrodes maintain structural integrity under severe mechanical stress and find application where dimensional stability and mechanical accuracy are essential. The extensive application in defense and aerospace also speaks volumes of their reliability in mission-critical applications.