JB/T 7161-1993 Heat treatment parts for rock drilling machinery and pneumatic tools
time:
2024-08-09 09:21:27
- JB/T 7161-1993
- in force
Standard ID:
JB/T 7161-1993
Standard Name:
Heat treatment parts for rock drilling machinery and pneumatic tools
Chinese Name:
凿岩机械与气动工具 热处理件
Standard category:
Machinery Industry Standard (JB)
-
Date of Release:
1993-11-21 -
Date of Implementation:
1994-03-01
China Standard Classification Number:
Machinery>>General Machinery and Equipment>>J84 Rock Drilling Machine
alternative situation:
JB/SQ 19-87
Focal point Organization:
Tianshui Rock Drilling Machinery and Pneumatic Tools Research InstitutePublishing Department:
Tianshui Rock Drilling Machinery and Pneumatic Tools Research Institute
Description (Translated English) / downloadSkip to download
Summary:
This standard specifies the technical requirements, inspection rules and test methods for heat-treated parts of rock drilling machinery and pneumatic tools. This standard applies to heat-treated parts of rock drilling machinery and pneumatic tools, excluding non-ferrous metal and powder metallurgy heat-treated parts. Where there are no special requirements in product drawings or technical documents, this standard shall be followed. JB/T 7161-1993 Heat-treated parts of rock drilling machinery and pneumatic tools JB/T7161-1993 Standard download decompression password: www.bzxz.net
Standard contentSome standard content:
Level 5
Level 1bzxZ.net
JB/T 7161-93
Figure 2 Carbon tool steel network carbide rating chart (500×)Level 6
Level 2
Level 3
JB/T7161-93
Level 4
Figure 3 Pearlite rating chart after annealing of alloy tool steel (500×)Level 1
Level 2
Level 3
Level 5
JB/T 716193
Level 4
Level 6
Level 1
Level 3
JB/T7161-93
Alloy tool steel network carbide rating chart (500×)Level 2
Level 4
Level 1
JB/T7161--93
Figure 5 Tool steel martensite rating chart (500×) (fine needle martensite, needle length ≤1.5mm)Level 3
(Needle martensite, needle length>2.5~4mm)Level 2
(Fine needle martensite, needle length>1.5mm)Level 4
(Needle martensite, needle length>46mm)
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.
Level 1bzxZ.net
JB/T 7161-93
Figure 2 Carbon tool steel network carbide rating chart (500×)Level 6
Level 2
Level 3
JB/T7161-93
Level 4
Figure 3 Pearlite rating chart after annealing of alloy tool steel (500×)Level 1
Level 2
Level 3
Level 5
JB/T 716193
Level 4
Level 6
Level 1
Level 3
JB/T7161-93
Alloy tool steel network carbide rating chart (500×)Level 2
Level 4
Level 1
JB/T7161--93
Figure 5 Tool steel martensite rating chart (500×) (fine needle martensite, needle length ≤1.5mm)Level 3
(Needle martensite, needle length>2.5~4mm)Level 2
(Fine needle martensite, needle length>1.5mm)Level 4
(Needle martensite, needle length>46mm)
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.
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