51QS

B16 Alloy and non alloy structural steel

B16

B16, Standard Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications

B16 Datasheet

B16 Alloy and non alloy structural steel: ASTM A193/A193M 2017 Chemical composition

C Si Mn P S Cr Ni Mo V Al
0.36-0.47 0.15-0.35 0.45-0.70 ≤0.035 ≤0.040 0.80-1.15 ≤ ≥ 0.50-0.65 0.25-0.35 ≤0.015

B16 Alloy and non alloy structural steel: ASTM A193/A193M 2017 specification

  • ASTM A179/A179M
  • ASTM A193/A193M 2017 - Standard Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications

B16 Alloy and non alloy structural steel - mechanical properties

Heat treatment Min Max Similar Note
Minimum Tempering Temperature, 650°C 725 Diameter M64 and under
Minimum Tempering Temperature, 650°C 655 Diameter over M64 to M100
Minimum Tempering Temperature, 650°C 585 Diameter over M100 to M200
Heat treatment Min Max Similar Note
Minimum Tempering Temperature, 650°C 860 Diameter M64 and under
Minimum Tempering Temperature, 650°C 760 Diameter over M64 to M100
Minimum Tempering Temperature, 650°C 690 Diameter over M100 to M200
Heat treatment Min Max Similar Note
Heat treatment Min Max Similar Note
Minimum Tempering Temperature, 650°C 18 Diameter M64 and under
Minimum Tempering Temperature, 650°C 17 Diameter over M64 to M100
Minimum Tempering Temperature, 650°C 16 Diameter over M100 to M200
Heat treatment Min Max Similar Note
Minimum Tempering Temperature, 650°C 50 Diameter M64 and under
Minimum Tempering Temperature, 650°C 45 Diameter over M64 to M100
Minimum Tempering Temperature, 650°C 45 Diameter over M100 to M200
Heat treatment Type Min Max Similar Note
Minimum Tempering Temperature, 650°C HBW 321 Diameter M64 and under
Minimum Tempering Temperature, 650°C HRC 35 Diameter M64 and under
Minimum Tempering Temperature, 650°C HBW 321 Diameter over M64 to M100
Minimum Tempering Temperature, 650°C HRC 35 Diameter over M64 to M100
Minimum Tempering Temperature, 650°C HBW 321 Diameter over M100 to M200
Minimum Tempering Temperature, 650°C HRC 35 Diameter over M100 to M200

Standard Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications


B16 Alloy and non alloy structural steel stock

Grade Dim. mm Weight kg
B16 Φ75 5137
B16 Φ55 1986

B16 Alloy and non alloy structural steel delivers