AWS Class ER630 Mig and Tig Filler Welding Wire and Rod

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Nakamura Stainless, a reputable manufacturer and supplier based in Pulau Ujong, Singapore, provides an extensive selection of top-notch stainless steel welding consumables tailored for critical applications. Among these is the AWS Class ER630 MIG and TIG Filler Welding Wire and Rod, commonly referred to as 17-4 PH. This martensitic precipitation-hardening stainless steel consumable is specifically crafted for welding precipitation-hardening steels, delivering remarkable strength, hardness, and corrosion resistance post-heat treatment. With exceptional mechanical properties and toughness, it guarantees reliable, crack-free welds. These filler wires and rods find their place in various industries, including aerospace, marine, chemical, and power generation, where demanding applications are the norm.

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AWS Class ER630 MIG and TIG Filler Welding Wire and Rod typically comprises 15–17% chromium, 3–5% nickel, 3–5% copper, along with niobium, manganese, silicon, and carefully controlled carbon levels. After undergoing the right heat treatment, the weld deposits achieve impressive tensile and yield strength, outstanding hardness, and robust resistance to stress corrosion cracking. This alloy showcases good toughness, wear resistance, and durability in both atmospheric and mildly corrosive settings. Its ability to undergo precipitation hardening makes it perfect for applications that demand a high strength-to-weight ratio and dependable long-term performance under mechanical stress.

AWS Class ER630 Mig and Tig Filler Welding Wire and Rod Specifications

Classification	AWS A5.9, ER630
Form	MIG spools, TIG cut lengths, Reels and Coils
Type Of Welding	Inert Gas Welding
Current	MIG-DCEP / TIG-DCEN
Diameters	.023”, .030”, .035”, .045”, 1/16”, 3/32”, 1/8”
Standard TIG straight lengths are available	36” (914 mm) or 39” (1000 mm) lengths. Other lengths available upon request.
AWS ER630 MIG & TIG Filler Metal Application & uses	Hardware tools Metallurgy Machinery Construction Shipbuilding Petroleum Chemical plant Power sector Gas Industry

AWS Class ER630 Mig and Tig Filler Welding Wire and Rod Chemical Composition

C	Cr	Ni	Mo	Mn	Si	P	S	Cu	Element	Amount
0.05	16.00-16.75	4.5-5.0	0.75	0.25-0.75	0.75	0.03	0.03	3.25-4.00	Nb	0.15-0.30

AWS Class ER630 Mig and Tig Filler Welding Wire and Rod Mechanical Properties

Yield, kpsi:	135
Tensile Strength, kpsi:	150
Elongation%, min:	10

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

Why AWS Class ER630 MIG and TIG Filler Welding Wire and Rod from Nakamura Stainless?

Largest Inventory

Customer Support

On Time Deliveries

ISO Certified

Types of AWS Class ER630 MIG and TIG Filler Welding Wire and Rod

Stainless Steel ER630 MIG Filler Wire

ER630 MIG filler wire provides high strength and excellent corrosion resistance, ideal for welding precipitation-hardening stainless steels in aerospace and industrial applications requiring durable, high-performance joints.

Stainless Steel ER630 TIG Filler Wire

ER630 TIG filler wire offers superior strength and corrosion resistance, suitable for welding high-strength, precipitation-hardening stainless steels, ensuring robust welds for aerospace, petrochemical, and high-stress applications.

Stainless Steel ER630 TIG Filler Rod

ER630 TIG filler rod delivers high strength and excellent corrosion resistance, perfect for welding precipitation-hardening stainless steels in critical applications like turbine blades and aerospace components, ensuring durability and performance.

Each AWS Class ER630 MIG and TIG Filler Welding Wire and Rod is carefully packed using high-quality materials. To prevent any damage or corrosion during shipping. We focus on customers satisfaction by assuring prompt delivery. Through efficient transportation methods. Our commitment to excellence extends to providing all necessary documentation at the time of delivery, ensuring transparency and seamless communication with our clients. This process guarantees that our products reach you in optimal condition and on time.

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AWS Class ER630 MIG and TIG Filler Welding Wires and Rods Uses

AWS Class ER630 MIG and TIG filler welding wires and rods are used for welding precipitation-hardening stainless steels. Offering high strength and excellent corrosion resistance. They are useful for applications in aerospace, petrochemical, and high-stress industrial environments. Common uses include fabricating and repairing components like turbine blades, aircraft parts, and chemical processing equipment. These fillers provide durable, high-performance welds, ensuring reliability and longevity in demanding conditions where strength and resistance to corrosion are critical.