GB/T 21539-2008 English PDF

US$139.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 21539-2008: Cement-purpose PU piston
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 21539-2008	139	Add to Cart	3 days	Cement-purpose PU piston	Valid

Similar standards

GB/T 20786   GB 18241.1   GB/T 18173.3   GB/T 32105   GB/T 21537   GB/T 21538   

Basic data

Standard ID: GB/T 21539-2008 (GB/T21539-2008)
Description (Translated English): Cement-purpose PU piston
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G47
Classification of International Standard: 83.140.99
Word Count Estimation: 6,688
Date of Issue: 2008-04-07
Date of Implementation: 2008-10-01
Quoted Standard: GB/T 528-1998; GB/T 529-1999; GB/T 531-1999; GB/T 1689-1998; GB/T 3672.1; GB/T 5721
Regulation (derived from): National Standard Approval Announcement 2008 No.5 (Total No.118)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the use of polyurethane concrete pump piston (hereinafter referred to as piston) requirements, test methods, inspection rules and signs, packaging, transport and storage. This standard applies to all types of polyurethane piston concrete pump truck.

GB/T 21539-2008: Cement-purpose PU piston

---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.
Cement-purpose PU piston ICS 83.140.99 G47 National Standards of People's Republic of China Polyurethane concrete pump piston Posted 2008-04-07 2008-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Rubber and rubber products Standardization Technical Committee rubber sundries Club (SAC/TC35/SC7) centralized. This standard was drafted. Three of the Nanjing Rubber Co., Ltd. The main drafters of this standard. Lin Hongyun, Li Zuo, Ge Weidong. This standard was first formulated. Polyurethane concrete pump piston

1 Scope

This standard specifies the concrete pumps polyurethane piston (hereinafter referred to as piston) requirements, test methods, inspection rules and signs, packaging, transportation Transport and storage. This standard applies to all types of concrete pump truck with a polyurethane piston.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 528-1998 vulcanized rubber or thermoplastic rubber tensile stress strain properties (eqv ISO 37.1994) GB/T 529-1999 Determination of vulcanized rubber or thermoplastic rubber tear strength (Trouser, angle and crescent test pieces) (eqv ISO 34-1.1994) Hardness test GB/T 531-1999 rubber hardness pressed into the pocket (idt ISO 7619. 1986) GB/T 1689-1998 Determination of abrasion resistance of vulcanized rubber (in Akron machine) GB/T 3672.1 Rubber Products tolerance - Part 1. Dimensional tolerances (GB/T 3672.1-2002, ISO 3302-1.1996, IDT) GB/T 5721 rubber seal products logo, packaging, transportation and storage of general provisions

3 Requirements

3.1 Appearance Piston surface does not allow any air bubbles, impurities, cracks and other defects. 3.2 Dimensions and tolerances Size of the piston shown in Figure 1, a schematic view of the A, B, C, H for the main dimensions. Dimensions and tolerances shall comply with the requirements of the drawings provided by the demand side. When drawing without tolerance requirements, according to GB/T 3672.1 predetermined level, selected in consultation by both parties.

1 a schematic diagram of the piston

3.3 Compound Properties With rubber physical properties of the piston should be consistent with Table 1. ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 21539-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 21539-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 21539-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 21539-2008_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.