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AISI 316L Stainless Steel Lock Nuts ISO 228-1 Thread 1/4" to 3" Class 150 300 Pressure Rating

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 30 - 60 working days
Brand: Kasugai
Product Description
AISI 316L Stainless Steel Lock Nuts
Product Specifications
Specification Details
Product Name AISI 316L ISO 49-1994(E) Stainless Steel Backnuts
Thread Standard ISO 228-1
Dimension Standard ISO 49-1994(E)
Size Range 1/4" to 3"
Pressure Classes Class 150, Class 300
Material AISI 316/L Stainless Steel
Material Properties

AISI 316 and AISI 316L are austenitic chromium-nickel-molybdenum stainless steels offering excellent corrosion resistance in non-oxidizing acids and chlorine-containing environments. These materials provide inherent corrosion resistance due to their optimized chemical composition.

Chemical Composition (%)
Grade C, max Si, max Mn, max P, max S, max Ni Cr Mo
AISI 316 0.08 1.00 2.00 0.045 0.030 10.0-14.0 16.0-18.0 2.0-3.0
AISI 316L 0.03 1.00 2.00 0.045 0.030 10.0-14.0 16.0-18.0 2.0-3.0
Mechanical Properties
Mechanical Property 316 316L
Tensile Strength (MPa), ≥ 515 485
0.2% Yield Strength (MPa), ≥ 205 170
Elongation in 50mm (%), ≥ 40 40
Brinell Hardness (HBW), ≤ 217 217
Rockwell Hardness (HRBW), ≤ 95 95
Dimensional Specifications

Backnuts may be plain or recessed, with one face optionally machined. Width across flats dimensions are determined by manufacturer specifications. Threads conform to ISO 228-1 standards.

AISI 316L Stainless Steel Backnuts technical diagram showing dimensions and specifications
Fitting Sizes and Dimensions
Fitting Size (inches) Dimension A (mm)
1/4 6
3/8 7
1/2 8
3/4 9
1 10
1 1/4 11
1 1/2 12
2 13
2 1/2 16
3 19
4 --
Manufactured in compliance with ISO 49-1994(E) standards for dimensional accuracy and quality assurance.

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Company Kasugai Shanghai Co., Ltd.
Location Rm.8415, Bldg. A8, No. 808 Hongqiao Road, Xuhui District, Shanghai 200030, Chia
Contact Person Chovy kasugai

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