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GB DIN JIS ASTM AISI Stainless Steel Concentric Reducer Butt Welded Fittings

GB DIN JIS ASTM AISI Stainless Steel Concentric Reducer Butt Welded Fittings

MOQ: 100kgs
Price: Negotiation
Standard Packaging: Standard sea worth bundles,Standard Plywood cases
Delivery Period: 15days
Payment Method: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Capacity: 2000tons/per month
Detail Information
Place of Origin
China
Brand Name
YUHAO
Certification
ASTM, AISI, GB, DIN, JIS
Model Number
Butt Weld Pipe Fittings
Wall Thickness:
Sch5-SCH160
Standard:
ASTM, AISI, GB, DIN, JIS
Surface Finish:
Polished, Brushed, Matte, Sandblasted
Material:
304, 304l, 316, 316, 321, 347h, 310s, S31803, 2205, Etc.
Pipe Fitting Type:
Concentric Reducer
Connection Type:
Butt Welded
Application:
Oil, Gas, Chemical, Petrochemical, Power, Industrial Piping, Medical Equipment, Shipbuilding
Diameter Range:
DN15-DN900
Brand Name:
Yuhao
Corrosion Resistance:
High Corrosion Resistance
Place Of Origin:
China
Size:
1/2" Up To 110"
End:
Bevel End ANSI B16.25
Package:
Wooden Box Or Pallet Or Carton
Highlight:

DIN stainless steel concentric reducer

,

AISI stainless steel concentric reducer

,

DN900 stainless reducers

Product Description
ASTM AISI GB DIN JIS Stainless Steel Concentric Reducer Butt Welded Fittings
Product Specifications
Attribute Value
Wall Thickness Sch5-SCH160
Standard ASTM, AISI, GB, DIN, JIS
Surface Finish Polished, Brushed, Matte, Sandblasted
Material 304, 304l, 316, 316, 321, 347h, 310s, s31803, 2205, etc.
Pipe Fitting Type Concentric reducer
Connection Type Butt Welded
Application Oil, Gas, Chemical, Petrochemical, Power, Industrial Piping, Medical Equipment, Shipbuilding
Diameter Range DN15-DN900
Brand Name Yuhao
Corrosion Resistance High Corrosion Resistance
Place of Origin China
Size 1/2" up to 110"
End Bevel end ANSI B16.25
Package Wooden box or Pallet or carton
Product Description

Our Stainless Steel Butt Welded Concentric Reducer represents the pinnacle of flow control engineering, designed to deliver seamless diameter transitions in critical piping systems. Manufactured from high-grade stainless steel (304/304L, 316/316L, 321, 310S), this precision component ensures optimal fluid dynamics while maintaining system integrity under extreme pressures and temperatures.

Key Features
  • Precision Flow Control: The true concentric design eliminates turbulence, reducing energy loss and preventing cavitation in high-velocity applications
  • Industrial-Grade Construction: Available in schedules from SCH 10S to SCH XXS, with pressure ratings up to 9000 PSI for demanding process conditions
  • Corrosion-Resistant Performance: Electropolished and pickled surface finishes available for enhanced resistance to pitting and stress corrosion cracking
  • Certified Quality: Fully compliant with ASME B16.9, ASTM A403, and ANSI B36.19 standards, with full traceability and MTC documentation
Manufacturing Excellence
  • State-of-the-Art Production: Our 50,000 sqm facility features automated orbital welding systems and CNC machining centers for micron-level precision
  • Industry-Leading Inventory: Maintain over 15,000 SKUs in stock, including all standard sizes from 1/2" to 48" with immediate shipment availability
  • Custom Engineering Solutions: Specialized in producing non-standard reducers
  • Global Logistics Network: 72-hour guaranteed delivery to major industrial centers worldwide through our integrated supply chain
Technical Specifications
DN NPS OD Nominal Wall Thickness
6 1/8 10.3 - | 1.24 | 1.73 | 2.41 | - | - | - | 1.73 | 1.73 | - | 2.41
8 1/4 13.7 1.65 | 2.24 | 3.02 | - | - | - | 2.24 | 2.24 | - | 3.02
10 3/8 17.1 - | 1.65 | 2.31 | 3.2 | - | - | - | 2.31 | 2.31 | - | 3.2
15 1/2 21.3 1.65 | 2.11 | 2.77 | 3.73 | - | - | - | 2.77 | 2.77 | - | 3.73
20 3/4 26.7 1.65 | 2.11 | 2.87 | 3.91 | - | - | - | 2.87 | 2.87 | - | 3.91
25 1 33.4 1.65 | 2.77 | 3.38 | 4.55 | - | - | - | 3.38 | 3.38 | - | 4.55
32 1 1/4 42.2 1.65 | 2.77 | 3.56 | 4.85 | - | - | - | 3.56 | 3.56 | - | 4.85
40 1 1/2 48.3 1.65 | 2.77 | 3.68 | 5.08 | - | - | - | 3.68 | 3.68 | - | 5.08
50 2 60.3 1.65 | 2.77 | 3.91 | 5.54 | - | - | - | 3.91 | 3.91 | - | 5.54
65 2 1/2 73 2.11 | 3.05 | 5.16 | 7.01 | - | - | - | 5.16 | 5.16 | - | 7.01
80 3 88.9 2.11 | 3.05 | 5.49 | 7.62 | - | - | - | 5.49 | 5.49 | - | 7.62
90 3 1/2 101.6 2.11 | 3.05 | 5.74 | 8.08 | - | - | - | 5.74 | 5.74 | - | 8.08
100 4 114.3 2.11 | 3.05 | 6.02 | 8.56 | - | - | - | 6.02 | 6.02 | - | 8.56
125 5 141.3 2.77 | 3.4 | 6.55 | 9.53 | - | - | - | 6.55 | 6.55 | - | 9.53
150 6 168.3 2.77 | 3.4 | 7.11 | 10.97 | - | - | - | 7.11 | 7.11 | - | 10.97
200 8 219.1 2.77 | 3.76 | 8.18 | 12.7 | - | 6.35 | 7.04 | 8.18 | 8.18 | 10.31 | 12.7
250 10 273 3.4 | 4.19 | 9.27 | 12.7 | - | 6.35 | 7.8 | 9.27 | 9.27 | 12.7 | 12.7
300 12 323.8 3.96 | 4.57 | 9.53 | 12.7 | - | 6.35 | 8.38 | 9.53 | 10.31 | 14.27 | 12.7
350 14 355.6 3.96 | 4.78 | - | - | 6.35 | 7.92 | 9.53 | 9.53 | 11.13 | 15.09 | 12.7
400 16 406.4 4.19 | 4.78 | - | - | 6.35 | 7.92 | 9.53 | 9.53 | 12.7 | 16.66 | 12.7
450 18 457 4.19 | 4.78 | - | - | 6.35 | 7.92 | 11.13 | 9.53 | 14.27 | 19.05 | 12.7
500 20 508 4.78 | 5.54 | - | - | 6.35 | 9.53 | 12.7 | 9.53 | 15.09 | 20.62 | 12.7
Product Images
GB DIN JIS ASTM AISI Stainless Steel Concentric Reducer Butt Welded Fittings 0 GB DIN JIS ASTM AISI Stainless Steel Concentric Reducer Butt Welded Fittings 1 GB DIN JIS ASTM AISI Stainless Steel Concentric Reducer Butt Welded Fittings 2
Frequently Asked Questions
Q1: How is the quality?

A: Quality is priority. We pay much attention to the quality check. Every product will be fully assembled and carefully tested before it's packed for shipment.

Q2: What is your minimum order quantity?

A: The MOQ for each product is different, so it would be recommended to refer to the detail page of the product you are interested in. If you need further clarification, send me the product link, and I will reply as soon as possible.

Q3: Which payment terms you can accept?

A: We can accept TT, LC, DP, DA, Western Union or Negotiation.

Q4: Where is your factory located?

A: Our factory is located in Wenzhou City, Zhejiang Province, China.

Q5: How is the after-sales service?

A: Quality are promised. If our products are not meet the contract we would like to send free goods to you.

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