GB/T 9065.4-2020 English PDF

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GB/T 9065.4-2020: Connections for hydraulic fluid power--Hose fittings - Part 4: Stud ends
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 9065.4-2020	259	Add to Cart	3 days	Connections for hydraulic fluid power--Hose fittings - Part 4: Stud ends	Valid

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Basic data

Standard ID: GB/T 9065.4-2020 (GB/T9065.4-2020)
Description (Translated English): Connections for hydraulic fluid power--Hose fittings - Part 4: Stud ends
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J20
Classification of International Standard: 23.100.40
Word Count Estimation: 14,133
Date of Issue: 2020-06-02
Date of Implementation: 2020-12-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 9065.4-2020: Connections for hydraulic fluid power--Hose fittings - Part 4: Stud ends

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Hydraulic drive connections Hose fittings - Part 4.Stud ends) ICS 23.100.40 J20 National Standards of People's Republic of China Hydraulic transmission connection hose connector Part 4.Stud end (ISO 12151-4.2007, Connectionsforhydraulicfluidpowerandgeneraluse- Hosefittings-Part 4.HosefittingswithISO 6149metricstudends, MOD) 2020-06-02 release 2020-12-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Contents

Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Performance requirements 2 5 Name 2 6 Design 3 7 Manufacturing 5 8 Supply Information 5 9 Logo 5 10 Assembly 5 11 Labeling instructions 6 Appendix A (informative appendix) Installation instructions for hose joints and GB/T 2878.1 cylindrical thread O-ring seal ports 7 Reference 9

Foreword

GB/T 9065 "Hydraulic drive connection hose connector" is divided into six parts. ---Part 1.O-ring face seal; ---Part 2.24° cone seal; ---Part 3.Flange type; ---Part 4.Stud end; ---Part 5.37° flare type; ---Part 6.60° cone. This part is Part 4 of GB/T 9065. This section was drafted in accordance with the rules given in GB/T 1.1-2009. This part uses the redrafting method to modify the use of ISO 12151-4.2007 "Hydraulic transmission and general connection hose fittings Part 4 Points. Hose connector using metric stud end of ISO 6149". The technical differences between this part and ISO 12151-4.2007 and the reasons are as follows. --- With regard to normative quotation documents, this part has been adjusted with technical differences to adapt to my country's technical conditions and adjustments It is reflected in Chapter 2 "Regulatory Reference Documents" with specific adjustments as follows. ● Replaced ISO 261 (see 6.5) with GB/T 193 modified to adopt international standards; ● Replace ISO 4397 with GB/T 2351 equivalent to the international standard (see Chapter 1, 5.1); ● Replaced ISO 6149-2 with GB/T 2878.2 modified to adopt international standards (see 4.2, 6.1); ● Replaced ISO 6149-3 with GB/T 2878.3 modified to adopt international standards (see 4.2, 6.1); ● Replace ISO 4759-1 with GB/T 3103.1 equivalent to international standards (see 6.2); ● Replaced ISO 6605 with GB/T 7939 modified to adopt international standards (see 4.1 and 4.3); ● Replace ISO 9227 with GB/T 10125 equivalent to international standards (see 7.3); ● Replace ISO 5598 with GB/T 17446 equivalent to international standards (see Chapter 3); ● Replace ISO 19879 with GB/T 26143 equivalent to the international standard (see 4.3). --- Increase the surface roughness requirements of the sealing surface (see 7.2). This section also made the following editorial changes. --- Modified the standard name; --- Deleted Note 2 in the provisions of Chapter 1. This part is proposed by China Machinery Industry Federation. This part is under the jurisdiction of the National Hydraulic and Pneumatic Standardization Technical Committee (SAC/TC3). This section was drafted. Zhejiang Suqiangge Hydraulic Co., Ltd., Tianjin Jingyan Construction Machinery Transmission Co., Ltd., Hefei Jiyuansui Italian Hydraulic Technology Co., Ltd., Beijing Machinery Industry Automation Research Institute Co., Ltd., Ningbo Haigewei Fluid Connector Co., Ltd. The main drafters of this section. Luo Xuerong, Wu Jiegang, Feng Guoxun, Wang Kewen, Hu Junzhong, Cao Qiaohui, Wang Yongchao. Hydraulic transmission connection hose connector Part 4.Stud end

1 Scope

This part of GB/T 9065 specifies a stud-end hose connector made of carbon steel (see Figure 1 for typical examples, which conforms to GB/T 2878.2 or GB/T 2878.3 stud end) Basic requirements and dimensional requirements for design and performance. This section applies to hoses with a nominal inner diameter of 6.3mm to 38mm (in accordance with the nominal hose inner diameter of GB/T 2351). Note. If other materials are used, the supply and demand sides shall negotiate. Explanation. 1---oil port (in accordance with GB/T 2878.1); 2---Hose connector; 3---Stud end with O-ring seal (in accordance with GB/T 2878.2 or GB/T 2878.3). Figure 1 Typical example of metric stud end hose connector connection

2 Normative references

The following documents are essential for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB/T 193 Ordinary thread diameter and pitch series (GB/T 193-2003, ISO 261.1998, MOD) GB/T 2351 Hard tube outer diameter and hose inner diameter for hydropneumatic system (GB/T 2351-2005, ISO 4397.1993, IDT) GB/T 2878.2 Hydraulic drive connection with metric thread and O-ring seal port and stud end Part 2.Heavy-duty stud (S series) (GB/T 2878.2-2011, ISO 6149-2.2006, MOD) GB/T 2878.3 Hydraulic drive connection with metric thread and O-ring seal port and stud end part 3.Light stud ......

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