Fabrication & Welding_01

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Contract Opportunity

SLAC National Accelerator Laboratory is operated by Stanford University for the Department of Energy. As a management and operating contractor, subcontracts awarded by the Laboratory are not Federal procurements, and are not directly subject to the Federal Acquisition Regulations in 48 CFR. Nonetheless, certain Federal laws, Executive Orders, and regulations may affect our DOE approved purchasing system, as required by statute, regulation, or contract terms and conditions.

This is a formal request for quotation from Procurement as requirement has been assigned to me as a buyer.

**Please do not contact the requester regarding the item(s) in this request while we are in the process of bidding to maintain the integrity of this solicitation.

The following Addendum 01 is being issued for the subject SLAC_358676_Fabrication & Welding_01.

Answer to questions in red:

Material of construction for conflat flanges?

Assuming these are rotatable conflats?

Material of construction for tubing?

Requested wall thickness of tube?

Assuming these are fixed conflats?

Assuming no titanium nitride here per removed note 5

Please see following attachment for drawing that will help clarify questions.

SLAC will also provide the following items below.

DSG-000094831 LCLS2 INJ FLANGE EDGE BLANK 4 SLAC (along with flange receiver)

DSG-000048558 2.75 DIA FLANGE MOD 4 SLAC

DSG-000048560 LONG TUBE 2 SLAC

DSG-000048561 SHORT TUBE 2 SLAC

Send email to the buyer for drawings needed

This Addendum modifies the Request for Quotation and must be acknowledged. Failure to acknowledge all addenda

could make your proposal non-responsive. Please confirm that the submitted proposal is not changed because of this

addendum. If proposal sent is revised because of this, please submit the revised proposal.

The following changes are hereby made to the appropriate documents contained the above-mentioned Request for

Quotation (RFQ). All other terms and conditions of the RFQ remain the same.

Thank you very much.

Please review the quote and provide your best and final offer for both price and lead-time.

Kindly also have the quotation revised to today’s date and address the quote to my attention.

The follow has been attached for you to complete and review:

1. (BAA) Buy American Act Certification


2. Representations & Certifications Rider


3. Confirm Attached SLAC terms are accepted: FP Commercial Supplies-Services T&Cs (August 2023)


4. Drawing - DSG-000048556


5. SOW technical specifications - FP-202-631-14

Required item(s) listed below:

1. Qty: 2 - product description: DSG-000048556

Quote is for product only; no on-site services permitted.

Source selection will be based on Lowest Price and Technically Acceptable Method (LPTA).

Technical evaluation criteria are as follows:

1. Ability to meet the following specs:

Fabricate DSG-000048556 per FP-202-631-14 - Fabrication of UHV Components

Full dimensional inspection for

DSG-000048556 and subassemblies.

Material Certifications

Provide full dimensional inspection reports and material certifications prior to pickup. SLAC approval required before item is picked up.

Lead time 12 weeks or better

Substantial prior experience successfully e-beam brazing SST flanges to copper for UHV.

Substantial prior experience successfully e-beam welding copper parts for UHV.

Leak check of subassemblies per drawing specification.

Proper UHV part cleaning prior to welding/brazing

Precision machining capabilities to meet drawing specifications (tightest tolerance +.000/-.002).

Use machining lubricant listed on SC-700-866-47

Titanium nitride coating not required.

1. Lead time of 12 weeks or better

Please provide a price and lead time quotation by COB 8/15/2025. (15 days)

Please be advised that the requirement was also posted on SAM.gov.

Send quote to AnthonyC@SLAC.stanford.edu.

The bid closing date for this requirement is 8/15/2025.

Is there any room for additional discount such as for Academic, ICPT, GSA, or Government Institutions?

If possible, please provide a link to your webpage for published price list to substantiate for the prices quoted.

• Buy American Act Certification (BAA) applies to awards that are over $10,000.


• Representations & Certifications Rider is required. Once completed the Reps and Certs is valid for one year until renewal. If you have already completed one within the year please disregard. Otherwise, please complete and return.


• All subcontractors are required to register in the System for Award Management (www.sam.gov).


• The resulting purchase order will be issued on a fixed price basis. SLAC National Accelerator Laboratory Terms and Conditions for Fixed Price Commercial Supplies and Services (Rev. August 2023) will be made a part of the resulting order.


• Payment Terms will be NET-30


• Freight terms will be FOB Destination Prepaid and Add


• For foreign vendors: Shipment will be made CIP SLAC, Menlo Park, and Duty Unpaid

You are requested to mark and identify proprietary/confidential information provided in response to the solicitation.

Contact me directly with any questions.

Kind regards,

Anthony Chin

Procurement Commodities Team

anthonyc@slac.stanford.edu

SLAC National Accelerator Laboratory

2575 Sand Hill Road

Menlo Park, CA 94025

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