Changjin Carbon Steel Valve Stem Supplier

• Certification: ISO, SGS
• Surface Treatment: Nickel Plating
• Application: Globe Valve
• Material: Stainless Steel
• Trademark: changjin
• Origin: Qingdao, China
• Model NO.: Stem Connector
• Production Capacity: 10000ea

Product Description

Product Description

Material	SS304,SS316,SCM440,SS41,S45C,AL6061,BRASS
Mould features	Advanced design,   Logical structure,   High precision,   Qualified materials, Long lifetime, Short delivery time.
Standard	ASTM&JIS&BSW&ANSI&GB&DIN
Certificate	ISO9001,ISO14001,ISO45001,SGS
Tolerance	>0-6:±0.1;>6-30:±0.2;>30-120:±0.3;>120:±0.5
Dimension	As per customers' request

Processing	Step1: structural section Step2: CNC turning, CNC turning and milling compound processing, 3/4/5 axis CNC milling, drilling, wire-cutting, EDM, grinding etc. Step3: Surface treatment
Surface	Anodize, Plating, Brushing, Polishing, Blackened, Powder coating, Sandblasting, Laser engraving, ED- Coating, Chromate Plating, Zinc Plating, Dacromat Coating, etc.
Marking	laser marking,Air marking
Inspection	material, dimension, heat treatment, hardness, NDT, surface
Quality	ISO9001, PPAP control production
Lead time	as per clients' requirements
Delivery	Express for sample, ocean shipping/air for mass production
Our Capabilities	CNC machining, CNC center machining, drilling, milling, turning, grinding, tapping, die casting, casting, forging, stamping

Engineering&manufacturing services	R&D process, tooling and gauging design, product design Integrated CAD/CAM system, test and measuring
Packing	Eco-friendly pp bag / EPE Foam /Carton boxes or wooden boxes  As customer's specific requirements

Detailed Photos

PRODUCTS SHOW

OUR WORK SHOP

CASTING EQUIPMENT

FORGING EQUIPMENT

MACHINING EQUIPMENT

INSPECTION

Company Profile

Qingdao Xinchangjin Machinery Co., Ltd. was established in 2008, specializing in machinery manufacturing. The company excels in R&D and producing Crane Hoist Parts, valve accessories, reducers, and various other mechanical products. It's a modern enterprise that integrates R&D, manufacturing, foreign trade, marketing, and more. Leveraging cutting-edge technology, focusing on superior quality, and fostering innovation, we aim to offer our customers top-tier machinery products. Our comprehensive services range from casting and forging non-ferrous metal raw materials to fabricating finished parts and components, alongside integrated machining solutions.

Packaging & Shipping

We meticulously design the optimal packaging for each part during sample development, considering the part structure, quantity per lot, and specific customer requirements.

Certifications

Our commitment to quality and performance is unwavering, always keeping user satisfaction at the forefront. In management, we have achieved a new standard by adopting ISO 9001:2015 for quality, ISO 14001:2015 for environmental management, and ISO 45001:2018 for occupational health and safety.

FAQ

Q: Are you a factory or trading company?
A: We are a factory.
Q: What do I need for offering a quote?
A: Please provide detailed drawings (PDF/STEP/IGS/DWG...) with material specifications, quantity, and surface treatment information.
Q: How about the MOQ?
A: The MOQ depends on your needs. We also welcome trial orders before mass production.
Q: Can I get a quote without drawings?
A: Yes, we can provide a quote based on your samples, pictures, or drafts with detailed dimensions.
Q: How long can I have the sample?
A: The lead time for samples usually ranges from 7 to 20 days, depending on the product and your specific requests.
Q: Will my drawings be divulged if you benefit?
A: No, we are committed to protecting our customers' privacy. We can also sign an NDA if required.
Q: Is it possible to know how my product is progressing without visiting your company?
A: Yes, we will provide a detailed production schedule and send weekly reports with pictures and videos.
Q: How do you control the quality?
A: We perform material inspections to check the surface and dimensions.
First production inspections ensure critical dimensions during mass production.
Sampling inspections are conducted to check quality before products are sent to the warehouse.
Final inspections: 100% of products are inspected before shipment.
Q: What will you do if we receive defective parts?
A: Please kindly send us pictures of the defective parts. Our engineers will find solutions and promptly remake them for you.