Product

17-4 Stainless Steel Casting: Precision AISI 630 Components

High-Performance 17-4 Stainless Steel Casting Solutions

17-4 Stainless Steel Casting, also known as Type 630, is a common choice for industries requiring a unique blend of high tensile strength and excellent oxidation resistance. As a leading foundry, Leesh specialize in delivering precision components that meet the most demanding global specifications, including AISI 630 Casting and European X5CrNiCuNb16-4 Casting standards.

Leesh facility provides custom 17-4 PH stainless steel investment casting services, ensuring that every part achieves near-net-shape accuracy. This process significantly reduces the need for extensive secondary machining, saving time and costs while maintaining the integrity of the precipitation-hardening alloy.

Advanced Mechanical Properties and Standards 17-4 Stainless Steel Casting

One of the primary advantages of this material is its versatility through heat treatment. For instance, the mechanical properties of 17-4 stainless steel casting in H1150 condition offer an optimal balance of toughness and ductility, making it ideal for structural components. For projects requiring extreme hardness, we also provide H900 and H1025 aging processes.

In international markets, compliance is key. We manufacture components that align with the Australian AS 2074/H7A Casting specifications, ensuring seamless integration for mining and heavy industrial projects in the Oceania region. Whether you require the German 1.4542 designation or ASTM A747 standards, our quality control ensures full traceability.

Why Choose 17-4 PH Over Other Alloys?

When evaluating 17-4 PH vs 316 stainless steel casting for marine applications, 17-4 PH stands out for its significantly higher yield strength. While 316 provides excellent pitting resistance in chloride environments, 17-4 PH is the preferred choice for high-load components like pump shafts, valve trims, and aerospace fasteners where mechanical failure is not an option.

Our 17-4 stainless steel casting products undergo rigorous testing, including X-ray and ultrasonic inspection, to guarantee internal soundness. By leveraging the latest shell-molding technology, we deliver a superior surface finish and dimensional stability for every batch.

Leesh Holdings: Professional Investment Casting Service for Custom Investment Casting Services

Leesh Holdings provides top-tier investment casting service (lost wax casting) for global industrial clients, delivering high-precision, complex metal components with consistent quality, cost efficiency, and reliable lead times.

With years of manufacturing experience and advanced production facilities, we specialize in custom investment casting solutions for aerospace, automotive, medical, machinery, marine, and other high-demand industries.

Leesh Investment Casting Process

Core Advantages of Our Investment Casting Service

✅ One Stop Solution

Full service from tooling manufacturing to finish machining, providing you with total solutions.

✅ Global Service

Professional English-speaking team with at least 5 years of global customer service experience.

✅ Experienced Engineers

Mature engineer training system, knowledgeable, energetic and enthusiastic technical support.

✅ Well-Maintained Equipment

Strict equipment maintenance ensures stable and reliable product quality and consistent performance.

✅ Cost & Production Efficiency

Low rejection rate and optimized process bring the best balance between cost and benefit for global customers.

✅ Professional Inspection & Testing

Complete quality inspection including material, dimension, NDT, scanning and strict testing for every product.

Technical Specifications & Parameters

Manufacturing Method	OEM Investment Casting Services (Lost Wax Casting)
Material Standard	GB, ANSI, BS, DIN, JIS, ASTM, ASME, AISI, etc
Main Materials	Carbon steel, Low carbon steel, Middle carbon steel, G35, G45, WCB, WCA, WCC, ISO 340-550, etc. Alloy Carbon steel: G25CrMo4, Heat Resistant Steel, etc. Stainless Steel: SUS 304, 304L, 316, 316L, CF8, CF8M, G-X7CrNiNb1189, AS2074 or according to customer specific requirement. Copper, Brass, Bronze
Weight Range	0.01 kgs to 100 kgs
Cast Hole Min. Dia.	Ø2mm
General Casting Tolerance	CT4-CT7
Design Software	UG, Pro-E, Inventor
Dwg Format	STP, STEP, IGS, STP, X_T, DXF, DWG, Pro/E, PDF, SLDPRT
Mould Manufacturing	Yes
Casting Simulation	Yes
Ultimate machining tolerance	0.005mm
Quality Control	RT, UT, MT, PT, CMM, SCAN, Chemical and Mechanical Property Testing, Spectrometer, etc
Finish Roughness	Ra1.6-Ra3.2 according to customer requirement
Logo/ID	Silk-screening, Laser Marking, Engrave, Painting
Heat Treatment	Normalization, Annealing, Quenching and Tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching, etc
Surface Treatment	Shot/sand blast, Polishing, Surface Passivation, Painting, Anodizing, Powder coating, ED-Coating, Chrome Plating, zinc-plate, Dacromat coating, Finish Painting, hot-dip galvanizing, etc

Our Investment Casting Services Scope

Custom investment casting for metal parts (0.01kg – 100kg)
Precision CNC machining & secondary processing
Surface treatment: polishing, sandblasting, painting, passivation, plating
Non-destructive testing (NDT), dimensional inspection & material certification
Prototype & mass production solutions

Applicable Industries

Aerospace
Automotive
Medical Equipment
Industrial Machinery
Marine & Shipbuilding
Valve & Pump Parts
Construction Hardware

Quality Assurance

Leesh Holdings implements strict quality control systems certified by ISO 9001. Every casting part undergoes full inspection to ensure dimensional accuracy, material consistency, and performance stability for your critical applications.

Send your 2D/3D drawings to get a fast and professional custom solution!