GB/T 39819-2021 English PDF

US$184.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 39819-2021: Conveyor belts - Determination of minimum transition distance on three idler rollers
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39819-2021	184	Add to Cart	3 days	Conveyor belts - Determination of minimum transition distance on three idler rollers	Valid

Similar standards

GB/T 40726   GB/T 33513   GB/T 33514   GB/T 39817   GB/T 39813   

Basic data

Standard ID: GB/T 39819-2021 (GB/T39819-2021)
Description (Translated English): Conveyor belts - Determination of minimum transition distance on three idler rollers
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G42
Word Count Estimation: 10,154
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39819-2021: Conveyor belts - Determination of minimum transition distance on three idler rollers

---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.
Conveyor belts - Determination of minimum transition distance on three idler rollers ICS 53.040.20 G42 National Standards of People's Republic of China Determination of the Minimum Transition Distance of Three Rollers of Conveyor Belt idlerrolers (ISO 5293.2004, IDT) Released on 2021-03-09 2021-10-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. The translation method used in this standard is equivalent to ISO 5293.2004 "Determination of the Minimum Transition Distance of Three Rollers of Conveyor Belts". This standard incorporates the amendments of ISO 5293.2004/Cor1.2008, and the clauses related to these amendments have been passed on the outside of it. The vertical double line (‖) of the margin position is marked. The Chinese documents that have a consistent correspondence relationship with the normatively cited international documents in this standard are as follows. ---GB/T 15902-2017 Measurement of elastic elongation and permanent elongation of conveyor belt and calculation of elastic modulus (ISO 9856.2003, IDT). This standard was proposed by the China Petroleum and Chemical Industry Federation. This standard is under the jurisdiction of the National Belt Wheel and Belt Standardization Technical Committee Conveyor Belt Subcommittee (SAC/TC428/SC1). Drafting organizations of this standard. Zhejiang Sanwei Rubber Products Co., Ltd., Zhongnan Rubber Group Co., Ltd., Baoding Huayue Tape Limited company, Qingdao University of Science and Technology. The main drafters of this standard. Wen Shoudong, Wang Chuangui, Qi Xiaohu, Xin Yonglu. Determination of the Minimum Transition Distance of Three Rollers of Conveyor Belt

1 Scope

This standard specifies the calculation formula for the transition distance of the conveyor belt and specifies its application and derivation. This standard does not apply to light conveyor belts specified in ISO 21183-1 [1].

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document. ISO 1537 Continuous Mechanical Handling Equipment for Loose Materials Trough Belt Conveyors (Except Lightweight Conveyors) Rollers [Continuous mechanicalhandlingequipmentforloosebulk materials-Troughedbeltconveyors (otherthanportableconveyors)-Idlers] ISO 9856 Measurement of elastic elongation and permanent elongation of conveyor belts and calculation of elastic modulus (Conveyorbelts-Deter- minationofelasticandpermanentelongationandcalculationofelasticmodulus)

3 Calculation of the minimum transition distance

The calculation formula of the transition distance is as follows, and its derivation is shown in Appendix A. L1= sinλ ΔT (1-cosλ) 􀭡 ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 39819-2021_English be delivered?

Answer: Upon your order, we will start to translate GB/T 39819-2021_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 39819-2021_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 39819-2021_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.