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GBT11101-2020

Chinese Standard: 'GBT11101-2020'
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GB/T 11101-2020English150 Add to Cart 0--15 minutes. Auto immediate delivery. Cemented carbide blanks for round rods Valid GB/T 11101-2020
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GB/T 11101-2020
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.160
H 72
Replacing GB/T 11101-2009
Cemented Carbide Blanks for Round Rods
硬质合金圆棒毛坯
ISSUED ON: MARCH 06, 2020
IMPLEMENTED ON: FEBRUARY 01, 2021
Issued by: State Administration for Market Regulation;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Requirements ... 4
4 Test Methods ... 7
5 Inspection Rules ... 7
6 Marking, Packaging, Transportation, Storage and Quality Certificates ... 8
7 Contents of Contract (or Purchase Order) ... 9
Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009.
This Standard replaced GB/T 11101-2009 Cemented Carbide Blanks for Round Rods.
Compared with GB/T 11101-2009, this Standard made the major technical changes as
follows besides the editorial modifications:
--- Delete "printed circuit board microdrill" in the scope (see Clause 1 of 2009
Edition);
--- Delete the relevant requirements for "round rods for printed circuit board
microdrill" (see Clause 3 of 2009 Edition);
--- Modify "model representation rules" into "marking example" (see 3.1.2 of this
Edition; 3.2 of 2009 Edition);
--- Confirm physical and mechanical properties, microstructure requirements (see
3.3 of this Edition; 3.4 of 2009 Edition);
--- Modify "model and size" into "size and shape"; and revise the relevant
requirements (see 3.4 of this Edition; 3.5 of 2009 Edition).
This Standard was proposed by China Nonferrous Metals Industry Association.
This Standard shall be under the jurisdiction of National Technical Committee for
Standardization of Nonferrous Metals (SAC/TC 243).
Drafting organizations of this Standard: Xiamen Golden Egret Special Alloy Co., Ltd.;
Zigong Cemented Carbide Co., Ltd.; Zhuzhou Cemented Carbide Group Co., Ltd.;
Shenzhen Zhucheng Science & Technology Co., Ltd.; and Nanchang Cemented
Carbide Limited Liability Company.
Chief drafting staffs of this Standard: Jiang Tao, Zou Jianping, Chen Chengyi, Fan
Zhirui, Li Yunlong, Jiang Yuanxiang, Liao Jun, Liu Tiemei, Zhang Yue, Yang ligeng, and
Wu Aihua.
The historical editions replaced by this Standard are as follows:
--- GB/T 11101-1989, GB/T 11101-2009.
Cemented Carbide Blanks for Round Rods
1 Scope
This Standard specifies the requirements, test methods, inspection rules, marking,
packaging, transportation, storage, quality certificates, and contract (or purchase order)
content of cemented carbide blanks for round rods.
This Standard is applicable to cemented carbide blanks for round rods for cutting tools,
stamping tools and wear-resistant measuring tools.
2 Normative References
The following documents are essential to the application of this document. For the
dated documents, only the versions with the dates indicated are applicable to this
document; for the undated documents, only the latest version (including all the
amendments) are applicable to this document.
GB/T 5242 Check Rules and Test Methods of Cemented Carbide Products
GB/T 5243 Marking, Packing, Transport and Storage of Cemented Carbide
Products
3 Requirements
3.1 Schematic diagram and marking example
3.1.1 Product schematic diagram
The product schematic diagram can refer to Figure 1.
Table 6 Unit: mm
4 Test Methods
4.1 The chemical composition of the product shall be analyzed in accordance with the
provisions of GB/T 5242, or determined by negotiation between the supplier and the
purchaser.
4.2 The physical and mechanical properties and the microstructure of the product shall
be inspected in accordance with the provisions of GB/T 5242, or determined by
negotiation between the supplier and the purchaser.
4.3 The size and shape of the product shall be inspected in accordance with the
provisions of GB/T 5242.
4.4 The appearance quality of the product shall be inspected in accordance with the
provisions of GB/T5242.
5 Inspection Rules
5.1 Inspection and acceptance
5.1.1 The product shall be inspected by the supplier to ensure that the product
complies with the requirements of this Standard and the contract (or purchase order),
and fill in the quality certificate.
5.1.2 The purchaser can inspect the received products according to the provisions of
this Standard. If the inspection results are inconsistent with the provisions of this
Standard and the contract (or purchase order), it shall be submitted within 3 months
from the da......
Related standard:   GB/T 38981-2020
   
 
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