What is the minimum order quantity?

The minimum order quantity is 1 piece for standard items, and it is negotiable for custom orders.

How do you ensure the quality of the manufacturing process?

We use a 6-step quality process including raw material inspection, CNC cutting, one-piece spinning, edge trimming, non-destructive testing, and final surface treatment.

What certifications do you hold?

We are ISO 9001:2015 certified and our products meet ASME U Stamp and PED 2014/68/EU requirements for the European market.

X Ray Tested Welded Head for Non Corrosive Applications

Name: X Ray Tested Welded Head for Non Corrosive Applications
Brand: Zhucheng Dongke Special Equipment Co., Ltd.
SKU: 2173579032

Shandong, ChinaZhucheng Dongke Special Equipment Co., Ltd.

US$20.00-35.00

1 Piece

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Certification

CE, ISO, GB

Customized

Model NO.

DN-1900

Surface Treatment

Natural

Fuel

None

Range of Applications

Power station, Industrial

Type

Boilers Head

Product Type

Boiler Head / Pressure Vessel Head

Head Shape

Elliptical / Hemispherical / Torispherical (Dished

Material

Carbon Steel /Stainless Steel/ Alloy Steel

Nominal Diameter (DN)

Customized

Wall Thickness

2mm-50mm / Customized (Range: 1-100mm)

Surface Finish

Mill Finish / #4 Satin Polish / Mirror Polish / SA

Manufacturing Process

Hot Stamping / Cold Spinning / Welded (Segmented)

Edge Processing

Beveled Welding Edge / Plain Edge

Packaging

Plywood Box / Steel Frame / Wooden Pallet / Nude P

Minimum Order Quantity

1 Piece (Standard) / Negotiable (Custom)

Pressure Rating

Medium Pressure (1.6MPa ≤ P < 10.0MPa) / High Pres

Inspection Test

Hydrostatic Test / X-ray Radiography / Ultrasonic

Heat Treatment

Normalized / Stress Relieved / Quenched & Tempered

Design Standard

ASME / PED En 13445 / GB/T 25198 / DIN / JIS

Straight Flange Height

25mm-50mm / Customized

Transport Package

Subject to Order Quantity

Specification

Subject to order quantity

Trademark

Dong Ke

Origin

China

HS Code

7326909000

Production Capacity

200/Day

Key features

Full Customization Options: Customizable shapes, sizes (DN300-DN6000), materials, and surface finishes to meet specific requirements.

Comprehensive NDT Testing: 100% X-ray radiography, ultrasonic testing, and hydrostatic testing with full documentation provided.

ASME & PED Certified: Compliant with ASME Section VIII Div.1, PED EN 13445, and other international standards for global export.

Wide Material Selection: Available in Carbon Steel, Stainless Steel 304/316L, Alloy Steel, and Clad Steel for diverse applications.

Fast Delivery Lead Time: Standard delivery within 20-35 working days after order confirmation with stable bulk supply capability.

Cost-Effective Welding Design: Flat edge preparation with beveled options reduces labor and welding material costs during installation.

Company profile

R&D Capabilities100% Finished Products InspectionODM ServicesQuality Assurance

Zhucheng Dongke Special Equipment Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao portAverage Response Time: ≤2.18h

About Our Factory & Business Background

AddressWeifang, Shandong, China

Plant Area12800 square meters

Number of Employees37

Registered Capital6,000,000 RMB

Terms of PaymentLC, T/T, D/P, Western Union, PayPal, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1

Supply Chain Partners15

Our Production Capability & Technical Expertise

Main ProductsVessel Head,Dished Head,Hemispherical Head,Electric heating jacketed kettle,Gas heating jacketed kettle

Production Lines1

Production MachinesTube machine, Cutting machine, Punching press machine, Rotating press machine, Welding machine, Polishing machine

QA/QC inspectors1 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instruction but no written records

R&D Engineers2 people

Traceability of Raw MaterialsNo

Our Industry Experience & Global Business Record

Year of Establishment2014-03-05

Main MarketsDomestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff8

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What customization options are available for the tank heads?

We offer full customization including elliptical, dished, and hemispherical shapes, nominal diameters from DN300 to DN6000, various material grades, and surface finishes like mirror polish.

Q:What testing standards do your products meet?

All products undergo 100% X-ray radiography, ultrasonic testing, and hydrostatic testing. We provide EN 10204 3.1 material test reports and comply with ASME and PED standards.

Q:What is the lead time for orders?

The standard lead time is 20-35 working days after order confirmation. We also offer stable bulk supply for large quantities.

Q:Can you provide custom designs based on drawings?

Yes, we accept drawings (PDF/DWG) or detailed dimensions. Our team reviews the design and provides a detailed quote within 24 hours.

Q:What materials are available for these heads?

We supply Carbon Steel, Stainless Steel (304, 304L, 316, 316L), Alloy Steel, and Clad Steel to suit different corrosion and pressure requirements.